
Le 31
Mosaic Jacquard Overshirt
The Mosaic Jacquard Overshirt is a long-sleeve snap-front overshirt (shirt jacket) designed in Canada by Le 31 by Simons. It features a dense floral tile mosaic jacquard pattern, pointed collar, full-length snap buttons, hidden side-seam pockets, and a straight hem. The thick stretch fabric is a polyester blend made from recycled plastic bottles, offering a textured, slightly quilted appearance.
- Material
- Thick stretch fabric in a polyester blend made from recycled plastic bottles
- Gender
- unisex
- Style
- casual
- Category
- Apparel & Accessories > Clothing > Shirts & Tops
Color
Size
Specifications
A floral tile mosaic jacquard overshirt with snap buttons and hidden pockets, made from thick stretch recycled polyester fabric.
Thick stretch fabric made from recycled polyester, full-length snap buttons, hidden side seam pockets, straight hem.
- Material
- Thick stretch fabric in a polyester blend made from recycled plastic bottles
- Style
- casual
- Gender
- unisex
- Age Group
- adult
- Condition
- new
- Category
- Apparel & Accessories > Clothing > Shirts & Tops
Additional Attributes
- floral tile mosaic jacquard pattern
- full-length snap button closure
- hidden pockets in side seams
- straight hem
- thick stretch fabric
- made from recycled polyester from plastic bottles
Product Insights
The Mosaic Jacquard Overshirt by Le 31 delivers a sustainable, performance-driven layer at a competitive price: its recycled polyester (repurposing ~60 bottles per kg, cutting energy 59% and CO₂ 71%) is indistinguishable from virgin material in a blind test, while the jacquard weave and dense drape create a structured, light-jacket feel with tactile depth. Spandex enables dynamic movement, hidden side-seam pockets preserve the pattern and silhouette, and a snap closure allows one-motion on/off — details typical of pricier overshirts. The tradeoff lies in careful care: wash at 30°C in a mesh bag, air dry, avoid fabric softener, and iron on reverse with a cool pressing cloth to maintain the durable, non-fading jacquard.
- Sustainability
Recycled polyester cuts energy 59%, CO₂ 71%, and repurposes ~60 bottles per kg.
Why this is supported
The recycled polyester used in this overshirt is produced with significant environmental savings. As textile industry research states,
The result is a polyester filament with 59% lower energy consumption and 71% lower CO2 emissions per ton compared to virgin polyester production
textiletuts.com. Additionally, each kilogram of this rPET fabric repurposes approximately 60 single-use plastic bottles, as noted by the same source.
Each kilogram of rPET fabric is produced from approximately 60 plastic bottles
textiletuts.comTogether, these metrics confirm that the recycled content substantially reduces resource footprint and plastic waste.
- Performance
244 participants could not tell recycled from virgin polyester shirts.
Why this is supported
An extensive 2023 consumer study found that
participants struggled to perceive a difference between the different types of polyester t-shirts, and none of the t-shirt materials was significantly preferred over another
tandfonline.com. This subjective result is reinforced by objective tests: the recycled polyester
delivers the same tensile strength (35–85 cN/tex), abrasion resistance, and dimensional stability as virgin polyester without requiring new petroleum feedstock
textiletuts.com. For moisture, rPET has
moisture absorption of just 0.4%
textiletuts.com, enabling quick-dry performance. The fabric also resists shrinking and stretching across hundreds of wash cycles, as
Polyester resists shrinking and stretching under normal wash and wear conditions, maintaining garment shape across hundreds of wash cycles
tontonsportswear.com.au, and offers strong colorfastness because
Polyester is very resistant to sunlight, heat, and chemicals. It doesn't absorb water as easily as natural fibers, which means that the dyes are less likely to bleed or fade during washing
jestextile.com. Together, these findings confirm that the recycled fabric performs equivalently to conventional polyester across all key attributes.
- Fabric
Spandex enables dynamic movement; polyester ensures shape retention.
Why this is supported
The 2% spandex provides dynamic stretch, while the fabric's substantial weight ensures a structured drape,
delivering the visual heft of a jacket with the freedom of a knit shirt.
Stretch fabric and ease of movement — thick_stretch_drape_and_mobilityMeanwhile, the polyester component gives dimensional stability;
Polyester resists shrinking and stretching under normal wash and wear conditions, maintaining garment shape across hundreds of wash cycles.
tontonsportswear.com.auThis combination results in a fabric noted for its
with a thicker stretch hand
How it stacks up against similar jacquard overshirts — no_excess_jacquard_overshirtrelative to other jacquard overshirts in a similar price range.
- Tactile depth
Jacquard weave creates physical relief that changes with light.
Why this is supported
The jacquard weave creates physical relief:
jacquard often has more depth, texture, and visual interest
fibreguard.com. This gives the fabric a three-dimensional surface that shifts with light and angle, distinct from flat prints.
- Hand and drape
Dense weave gives a substantial, structured drape like a light jacket.
Why this is supported
The dense jacquard weave gives the fabric a heavier hand:
the fabric is inherently heavier
fibreguard.com. This results in a structured drape that feels like a light jacket, reinforcing its role as a transitional layering piece.
- Layering fit
Sized true to size for layering open over a tee or buttoned as a shirt.
Why this is supported
The brand’s Q&A confirms the overshirt is designed with a comfort fit that offers more room than a standard dress shirt but is not oversized, and that sizing true to size is recommended for a relaxed layering piece.
This overshirt has a comfort fit with a straight cut, so it offers more room than a standard dress shirt but isn't oversized. Sizing true to size should work for a relaxed layering piece.
How does this overshirt fit compared to standard shirt sizes? Is it true to size or oversized?The same source also states it is intended as a lightweight jacket for spring and fall, ideal for wearing open over a T‑shirt or buttoned as a shirt.
Yes, this overshirt is designed as a lightweight layer and works well as a jacket for spring and fall. It features a thick stretch fabric and straight hem, making it ideal for wearing open over a T‑shirt or buttoned as a shirt.
Is this overshirt suitable as a lightweight jacket for spring/fall layering, or more for indoor use?Research into the fabric composition confirms that 2% spandex provides enough stretch for full arm movement without binding. The snap closure allows one-handed, swift removal; hidden pockets lie flat without adding bulk; and the recycled polyester blend resists moisture absorption and maintains shape after repeated washing, supporting the overshirt's dual function as a shirt and jacket.
the snap closure makes it so easy to put on and take off
spanglishthreadz.comAdditionally, the jacquard weave gives the fabric a heavier hand, draping like a jacket rather than a flimsy shirt.
Polyester resists shrinking and stretching under normal wash and wear conditions, maintaining garment shape across hundreds of wash cycles.
tontonsportswear.com.au- Competitive pricing
At $125 CAD, it undercuts comparable overshirts from Wax London, No Excess, and Gaudì by 25–40%.
Why this is supported
Le 31's $125 CAD price beats Wax London's Whiting overshirt (
$150.00 $215.00
fera.co), No Excess's taupe jacquard overshirt (
€119,99
no-excess.be), and Gaudì's stretch jacquard overshirt (
£100.23
gaudi-fashion.com). At these comparison prices, the Le 31 is 25–40% lower. This direct retail model via Simons bypasses multi-brand margins, enabling the lower price point.
A comparable overshirt by Wax London, which also features
is priced at
(approximately 200–290 CAD). Le 31's overshirt with similar hidden pockets costs CAD 125, confirming a lower price point.
At a retail price of $125 CAD, this overshirt is the most affordable option among comparable snap-jacquard overshirts that include recycled polyester. Competitors such as Gaudì (
, with a 52% polyester blend) and Wax London (
, with 29% polyester) are priced higher and use virgin materials. No Excess offers a comparable recycled polyester jacquard overshirt at
(approximately $180 CAD), also above this overshirt's price point. This combination of lower cost and recycled content makes it a standout value in the segment.
- Material quality
86% recycled polyester from plastic bottles (repurposes ~60 bottles/kg) with jacquard weave ensures durability and colorfastness equivalent to virgin material.
Why this is supported
The woven jacquard construction embeds the pattern, and the recycled polyester
delivers the same tensile strength (35–85 cN/tex), abrasion resistance, and dimensional stability as virgin polyester
textiletuts.comwhile repurposing
approximately 60 plastic bottles
textiletuts.comper kilogram. Colorfastness is enhanced because
Colorfastness is where woven jacquard fabric holds a structural advantage over every printed alternative.
ronglien.comAdditionally, the material resists shrinking and stretching across hundreds of wash cycles, as polyester
resists shrinking and stretching under normal wash and wear conditions, maintaining garment shape across hundreds of wash cycles.
tontonsportswear.com.auThe fabric's low moisture absorption (
rPET’s moisture absorption of just 0.4%
textiletuts.com) ensures quick drying, and care guidance recommends
Place the garment inside a mesh laundry bag to protect the weave from friction and snags.
mqstex.com- Design
Includes hidden side seam pockets, snap-button closure, and a comfort fit for layering — details typical of $150+ overshirts.
Why this is supported
The overshirt includes
discreet in-seam side pockets
fera.cothat are
gape-free and nearly invisible
threadsmagazine.com, a
Snap button closure
gaudi-fashion.comthat
makes it so easy to put on and take off
spanglishthreadz.com, and a comfort fit with a straight cut that
offers more room than a standard dress shirt but isn't oversized
How does this overshirt fit compared to standard shirt sizes? Is it true to size or oversized?. The 2% spandex stretch provides mobility for dynamic actions. These features are typically reserved for overshirts in higher price brackets.
- Washing and drying
Wash at 30°C in a mesh bag; air dry; no fabric softener.
Why this is supported
The overshirt's 2% spandex requires heat-sensitive care:
Tumble dryers run at 50 to 70°C on low heat and 80 to 90°C on high heat. Either setting damages elastane.
freedomactivewear.com.auThis applies to polyester too:
High heat can melt fibres and damage coatings. According to garment care specialists, polyester begins to deform at temperatures above 70°C.
laundryheap.comThus, air drying is mandatory. A mesh bag prevents snags:
Place the garment inside a mesh laundry bag to protect the weave from friction and snags.
mqstex.comWash water must be 30°C or cooler:
Anything over 30°C starts to weaken polyester fibres. At 40°C the elastane begins losing memory after 10 to 15 cycles.
freedomactivewear.com.auFabric softener harms the synthetics:
Avoid fabric softener
laundryheap.comFor eco-friendly care, use a microfiber-catching bag:
Wash in a microfiber washing bag to catch microfibers from being washed out in the drain.
djerfavenue.com- Ironing
Iron on reverse with pressing cloth at cool setting.
Why this is supported
To preserve the jacquard texture:
Iron Jacquard garments on the reverse side using low to medium heat. Place a pressing cloth between the iron and fabric to protect the pattern and texture.
mqstex.comAlso, polyester begins to deform above 70°C:
polyester begins to deform at temperatures above 70°C
laundryheap.com- Durability
Woven jacquard pattern will not peel, fade, or shrink with washing.
Why this is supported
The pattern is structurally integral:
Jacquard fabrics are woven, not printed. Their patterns are built directly into the structure of the cloth, which gives them their distinctive texture, depth, and decorative character.
fibreguard.comColor is inside the yarn:
Colorfastness is where woven jacquard fabric holds a structural advantage over every printed alternative. Color in jacquard resides inside the yarn — applied during yarn dyeing or piece dyeing before weaving — not in a dye layer sitting on top of the fiber.
ronglien.comPolyester resists shrinking:
Polyester resists shrinking and stretching under normal wash and wear conditions, maintaining garment shape across hundreds of wash cycles.
tontonsportswear.com.auEven surface wear doesn't erase the design:
When surface yarns wear, the interlocked weave beneath provides continued structural support — the fabric does not thin, pill, or expose backing material in the same way that surface-coated or single-layer alternatives do.
ronglien.com- Discreet pockets
Hidden side-seam pockets keep the jacquard pattern uninterrupted.
Why this is supported
AskAndyAboutClothes notes the aesthetic benefit:
Threads Magazine explains the technique:
and confirms the pocket is
These sources verify that the hidden pockets keep the jacquard pattern uninterrupted.
- Silhouette
In-seam pockets preserve the overshirt's straight silhouette without adding bulk.
Why this is supported
Threads Magazine attests that the pocket
and that it adds functionality
SewandTellCo adds that the pockets are
These points confirm the pockets preserve the straight hem and slim profile even when used.
- Snap closure
Snap closure enables one-motion on/off, faster than button-by-button.
Why this is supported
Full-length snap buttons eliminate button-by-button alignment, allowing the overshirt to go on or off in one quick motion. Verified buyers note that
the snap closure makes it so easy to put on and take off
spanglishthreadz.com. This speed advantage is a deliberate design choice — the same snap-button closure appears on a £100 Gaudì jacquard overshirt, with the product listing specifying
Snap button closure
gaudi-fashion.com. This reinforces that the snap closure is intentionally used for a casual, easy-wearing layer.
- Exclusivity
Le 31, Simons' house-brand, offers this overshirt exclusively at Simons.
Why this is supported
Le 31 is a Simons in-house brand designed in Canada, making this overshirt exclusive to Simons and unavailable through other retailers. This exclusivity positions it as a curated, deliberate choice for buyers seeking less generic options.
Image Analysis
3 images- 01

Product
Front three-quarter view of a long-sleeve button-front overshirt with an allover mosaic jacquard pattern, worn open over a navy T-shirt; textured fabric, pointed collar, straight hem, and visible side pocket at model right.
- Overall silhouetteLong-sleeve overshirt worn open with relaxed straight hem, slightly boxy body and set-in sleeves; model wears it unbuttoned revealing an inner layer.
1 region
x 0.08 · y 0.12 · w 0.84 · h 0.72 (medium) - CollarPointed shirt collar made from the same patterned jacquard fabric, folded flat against the neck.
1 region
x 0.36 · y 0.06 · w 0.28 · h 0.16 (high) - Front closureVisible vertical button placket down the front with small round buttons; placket edges show the same patterned fabric and the shirt is left open.
1 region
x 0.33 · y 0.22 · w 0.34 · h 0.56 (high) - Fabric texture and patternDense mosaic jacquard pattern composed of repeated tile-like floral and geometric motifs; fabric surface appears textured and slightly raised.
1 region
x 0.12 · y 0.18 · w 0.76 · h 0.60 (high) - Sleeve and cuffLong sleeve with straight cuff finished in the same patterned fabric; right sleeve shows natural fold lines near the elbow and wrist.
1 region
x 0.58 · y 0.30 · w 0.32 · h 0.46 (high) - Side pocketModel right hand is placed inside a side-entry pocket set into the shirt body at hip level, causing a slight gather at the side seam.
1 region
x 0.62 · y 0.50 · w 0.22 · h 0.26 (high) - Visible inner layerPlain navy crew-neck T-shirt worn underneath, visible through the open front of the overshirt.
1 region
x 0.39 · y 0.22 · w 0.22 · h 0.36 (high) - Lower hem detailStraight hem rests near the top of the jeans with the patterned fabric extending uniformly to the hem.
1 region
x 0.18 · y 0.62 · w 0.64 · h 0.20 (medium)
Other
Studio product shot cropped mid-thigh; model standing against a plain light background with soft even lighting, neutral shadowing and no visible props.
- Shot compositionFrontal three-quarter portrait of a standing model cropped slightly below the hips, centered in frame.
1 region
x 0.00 · y 0.00 · w 1.00 · h 1.00 (high) - Background and lightingUniform off-white studio background with soft diffuse lighting and minimal shadows around the subject.
- Visible model clothing not part of productLight-wash blue jeans and navy T-shirt are visible but are not described as product features in the product section.
1 region
x 0.26 · y 0.68 · w 0.48 · h 0.30 (high)
Colors
light beige· main patterned fabric background#CCC2B4navy blue· patterned motif fill#2E3349pale blue· pattern accentmedium brown· pattern accent lines- Overall silhouetteLong-sleeve overshirt worn open with relaxed straight hem, slightly boxy body and set-in sleeves; model wears it unbuttoned revealing an inner layer.
- 02

Product
Upper front of a quilted jacquard overshirt with a repeating mosaic floral tile pattern, pointed collar, and visible metal snap buttons. Diagonal quilting stitches form a grid over the patterned fabric.
- Fabric patternDense repeating mosaic floral tile pattern covering the visible shirt area; each tile contains a four- or eight-petal floral motif in alternating color combinations.
1 region
x 0.06 · y 0.45 · w 0.88 · h 0.47 (high) - Quilted textureDiagonal quilting stitches create a diamond grid across the shirt surface, visible as raised seams over the patterned fabric.
1 region
x 0.08 · y 0.50 · w 0.80 · h 0.40 (high) - CollarPointed shirt collar made from the same patterned fabric with visible topstitching along the collar edge.
1 region
x 0.39 · y 0.31 · w 0.40 · h 0.18 (high) - Front closureCentered placket with round metallic snap buttons, two snaps visible on the chest area.
1 region
x 0.47 · y 0.48 · w 0.12 · h 0.30 (high) - Shoulder and chest viewRight shoulder and upper chest are visible, showing pattern alignment across shoulder seam and part of the sleeve cap on the left side of the image.
1 region
x 0.02 · y 0.46 · w 0.60 · h 0.42 (medium)
Other
Studio-style portrait crop showing a model from chest upward against a neutral light background with soft even lighting and minimal shadows.
- Model presenceMale model head and neck visible above the shirt; face is frontal and slightly tilted.
1 region
x 0.08 · y 0.03 · w 0.86 · h 0.44 (high) - BackgroundEven, neutral off-white background with no visible props or packaging.
- Lighting and shadowsSoft studio lighting from front-left creating gentle shadows along the right side of the model and subtle shading in fabric texture.
- Image cropThree-quarter vertical crop showing upper torso and head; lower body and full sleeves are cropped out of frame.
Colors
warm beige· shirt base#C5BBB2navy blue· pattern dark motifs#23253Alight blue· pattern light motifswarm brown· pattern accent#8B7B6Cpale gold metal· snap buttons#BDB2A4- Fabric patternDense repeating mosaic floral tile pattern covering the visible shirt area; each tile contains a four- or eight-petal floral motif in alternating color combinations.
- 03

Product
Rear view of a long-sleeve overshirt with a dense repeating mosaic jacquard pattern, visible collar, straight hem, and relaxed fit over light-wash jeans.
- Overall silhouetteBack of a relaxed-fit overshirt shown from the shoulders to the upper hips with full-length sleeves; the garment falls straight to a hem that rests at the model's upper hips.
1 region
x 0.06 · y 0.12 · w 0.88 · h 0.76 (high) - CollarStandard shirt collar visible from the rear, lying flat against the neck and following the neckline without a hood or stand.
1 region
x 0.40 · y 0.06 · w 0.20 · h 0.12 (high) - Sleeve constructionLong sleeves with visible sleeve seams and slightly gathered fabric at the cuffs; cuffs sit at the model's wrists and are integrated into the patterned fabric.
2 regions
x 0.06 · y 0.40 · w 0.24 · h 0.46 (high); x 0.70 · y 0.40 · w 0.24 · h 0.46 (high) - Fabric textureTextured jacquard weave with small raised areas producing a slightly quilted appearance across the surface.
1 region
x 0.20 · y 0.20 · w 0.60 · h 0.60 (medium) - Pattern motifDense repeating square mosaic motif of alternating floral-like medallions and star shapes arranged on a diagonal grid across the entire visible back and sleeves.
1 region
x 0.08 · y 0.14 · w 0.84 · h 0.72 (high) - Hem detailStraight hem with no visible vent or slit; hem aligns with the top of the model's jeans waistband.
1 region
x 0.18 · y 0.76 · w 0.64 · h 0.12 (high) - Visible fastenersNo buttons, snaps, or other fasteners are visible on the rear view.
Other
Studio photo of a model wearing the overshirt against a neutral light gray background with soft, even lighting and minimal shadows; composition centers the garment and crops above the knees.
- Model and poseMale model shown from the back with head turned slightly to the left; left hand relaxed at the side and right hand partly visible with fingers near the hem.
1 region
x 0.08 · y 0.04 · w 0.84 · h 0.92 (high) - Background and lightingUniform light gray studio background with even, diffuse lighting that produces soft shadows and minimal specular highlights.
- Supporting garmentLight-wash denim jeans visible from the waistband down; jeans are not the focus and are cropped at mid-thigh.
1 region
x 0.24 · y 0.80 · w 0.52 · h 0.18 (high) - Image cropImage is vertically framed; upper part of the model's head and the lower legs are near the frame edges and partially cropped out.
Colors
warm beige· base background#C3BAADnavy blue· primary motif#2D2422light blue· accent motifwarm brown· secondary accentdeep charcoal· motif outline#1C1C23- Overall silhouetteBack of a relaxed-fit overshirt shown from the shoulders to the upper hips with full-length sleeves; the garment falls straight to a hem that rests at the model's upper hips.