
Le 31
Responsible Merino Wool Zipped-Collar Sweater
The Le 31 by Simons Responsible Merino Wool Zipped-Collar Sweater is a long-sleeve pullover with a short stand collar, centered metal quarter-zip, and finely ribbed cuffs and hem, designed in Canada. It is made from 100% merino wool sourced from certified responsible farms in a fine-gauge breathable knit that regulates body heat. It is rated 4.75 out of 5 from 4 reviews and is used as a knit layering piece for everyday wear, with the quarter zip allowing ventilation at the neck.
- Material
- 100% merino wool knit sourced from certified responsible farms
- Style
- classic, minimal, sustainable, elevated-basics
- Category
- Apparel & Accessories > Clothing > Shirts & Tops
Specifications
Exclusive Le 31 by Simons zipped-collar sweater crafted in ultra-soft, breathable 100% responsible merino wool.
Fine breathable merino wool knit that regulates body heat, zipped high neck, and finely ribbed edging for an ultra-soft, comfortable finish.
- Material
- 100% merino wool knit sourced from certified responsible farms
- Style
- classic, minimal, sustainable, elevated-basics
- Occasion
- everyday, casual, work, business-casual
- Gender
- male
- Age Group
- adult
- Condition
- new
- Category
- Apparel & Accessories > Clothing > Shirts & Tops
Additional Attributes
- 100% merino wool knit
- merino wool sourced from certified responsible farms
- fine breathable knit
- temperature-regulating wool construction
- zipped high neck
- finely ribbed edging
- ultra-soft and comfortable handfeel
- responsible wool collection
- exclusive Le 31 by Simons design
- designed in Canada
Product Insights
Responsible Merino Wool Zipped-Collar Sweater 100% merino wool knit Close fit through torso and sleeves Regulates body heat through moisture buffering Merino fibers can transfer to light layers Machine wash cold, delicate, inside out
Verified claims
- material
- 100% merino wool knit
- sourcing
- Wool from certified responsible farms
- design
- Zipped high neck with exposed metal zipper
- construction
- Finely ribbed edging at collar, cuffs and hem
- fit
- Close fit through torso and sleeves
- sizing
- Order your normal sweater size; MEDIUM fits 38–40 in chest
- comfort
- Ultra-soft fine-gauge merino, wearable against skin
- durability
- Substantial hand suggests durability
- breathability
- Regulates body heat through moisture buffering
- odour
- Resists odour better than synthetics
- moisture
- Warm when damp, not cold like polyester
- care
- Machine wash cold, delicate, inside out
- care
- Do not tumble dry; reshape and lay flat
- care
- Do not bleach; low iron inside out if needed
- shedding
- Merino fibers can transfer to light layers
- variant
- Patterned Blue is the only non-solid colorway
- variant
- Black is the default solid for work and layering
- reviews
- Positive early feedback: 4.75 stars from 4 reviews
Product record
- Title
- Responsible Merino Wool Zipped-Collar Sweater
- Brand
- Le 31
- Price
- 99 CAD
- Availability
- In stock
- Rating
- 4.75 stars, 4 reviews
Buying Guide
1 comparison · 8 sourcesUses
A soft merino layer for everyday wear
A soft, comfortable merino wool pullover for everyday wear when you want a knit layer that feels good against the skin. It is fitted through the torso and sleeves, with a short stand collar and quarter-zip front you can adjust for coverage, and reviewers say the fit and cut suit them well.[1,2]
Layering for changing temperatures in breathable merino
A fine-knit merino sweater suited for days when you move between cool outdoors and heated indoor spaces — the merchant describes the knit as breathable and regulating body heat, so it can be worn alone or zipped up when the air turns cool. Customers note the fabric feels substantial at first wear, suggesting it may hold up over time, though that impression comes from initial wear.[1]
Washing your Le 31 merino wool zipped-collar sweater at home
Machine wash it inside out in cold water on a delicate cycle, using a mild detergent and a mesh laundry bag. Avoid bleach and the tumble dryer; instead reshape it and lay it flat to air dry. If needed, iron it inside out at low heat, with or without steam.[1]
Layering Over Shirts — With a Shedding Caveat
A single summarized customer report says the merino wool sheds visible fibers onto white dress shirts, so pairing it with light-colored layers underneath can be messy and may call for a lint roller. The report notes the issue as low severity, but it comes from only one review summary and shouldn't be treated as a universal experience.[1]
Product comparison
Compared within this brand.
| Responsible Merino Wool Zipped-Collar Sweater: Choose this if you want a 100% merino wool quarter-zip in a fitted cut, with a fine, breathable knit that regulates body heat and wool sourced from certified responsible farms. It has a short stand collar with a metal zipper, ribbed cuffs and hem, and is machine washable on a delicate cycle (laid flat to air dry). One reported caveat: the merino can shed visible fibers onto white shirts, so light-colored layers underneath may need a lint roller.[1,2,3] | Zip-Neck Silky Knit Sweater: Choose this if you want a silky fine-gauge pullover made of 78% LENZING™ ECOVERO™ viscose and 22% nylon, with a short zipped mock collar finished in an exposed metal zipper and pull, plus ribbed collar, cuffs, and hem. It is a long-sleeve Le 31 exclusive designed in Canada, shown fitted through the torso with a close-sitting collar, so it may not suit those wanting a roomier cut. It comes in sizes SMALL to X-LARGE across six colorways, including solid and patterned options.[4,5,6,7] | Tencel™ Modal And Organic Cotton Mock-Neck Sweater: Choose this if you want a lightweight, soft fine-knit mock neck for layering under jackets or blazers, moving easily from casual to smart-casual office wear. Reviewers describe a true-to-size, comfortable fit with a non-sagging ribbed collar, in a blend of 60% organic cotton and 40% TENCEL™ modal. Note that gentle care is advised—reviews report pilling and shrinkage with standard machine washing—and sizing can be inconsistent across colors and batches, with some taller frames finding the sleeves and body short, so trying it on first may help.[8] |
Image Analysis
3 images- 01

Product
Front three-quarter view of a black long-sleeve knitted sweater with a short stand collar and a centered metal quarter zipper; ribbed cuffs and hem are visible.
- Overall shapeLong-sleeve pullover sweater with a short stand collar, fitted through the torso and sleeves, visible from a three-quarter front angle.
1 region
x 0.12 · y 0.18 · w 0.76 · h 0.62 (high) - Collar constructionShort stand collar that rises around the neck and opens at the front for a quarter-zip closure; collar knit appears same as body.
1 region
x 0.36 · y 0.10 · w 0.28 · h 0.16 (high) - Quarter zipperCentered metal quarter-length zipper with visible metal pull tab and exposed teeth running from the collar toward the chest.
1 region
x 0.46 · y 0.18 · w 0.06 · h 0.12 (high) - Ribbed cuffsNarrow ribbed knit cuffs at sleeve ends, fitted against the wrist.
2 regions
x 0.58 · y 0.54 · w 0.26 · h 0.20 (high); x 0.14 · y 0.54 · w 0.22 · h 0.18 (high) - Ribbed hemHorizontal ribbed hem at the waist, sitting above a visible undershirt.
1 region
x 0.28 · y 0.72 · w 0.44 · h 0.16 (high) - Fabric appearanceFine-gauge knit with a smooth, matte surface and even texture across torso and sleeves.
1 region
x 0.18 · y 0.24 · w 0.64 · h 0.46 (high) - Visible accessory on sleeveSilver-toned wristwatch worn over the left wrist, partially covering the cuff area.
1 region
x 0.45 · y 0.56 · w 0.18 · h 0.18 (high)
Other
Studio shot showing a model wearing the sweater against a seamless light gray to white background with soft even lighting and minimal shadows; image is cropped at mid-thigh.
- Shot compositionThree-quarter front shot of a standing male model, cropped near mid-thigh, centered in frame with space above the head.
1 region
x 0.00 · y 0.00 · w 1.00 · h 1.00 (high) - Background and lightingPlain light neutral background with even studio lighting producing soft shadows and subtle highlights on the model's face and sweater.
- Additional visible clothingWhite undershirt peeking at the collar and hem and gray trousers visible below the sweater hem; these are not described as product attributes.
2 regions
x 0.34 · y 0.74 · w 0.38 · h 0.18 (high); x 0.30 · y 0.84 · w 0.40 · h 0.14 (high) - Image qualitySharp focus on the garment and model with no visible motion blur; colors and edges are clear.
Colors
black· main bodymetallic silver· zipper hardware- Overall shapeLong-sleeve pullover sweater with a short stand collar, fitted through the torso and sleeves, visible from a three-quarter front angle.
- 02

Product
Front view close-up of a black long-sleeve zipped-collar sweater worn by a model; visible details include a short silver zipper, ribbed collar and cuffs, and fine knit texture.
- Collar and zipperShort stand-up collar with a centered exposed metal zipper that is partially open, showing the zipper pull and teeth.
1 region
x 0.40 · y 0.34 · w 0.20 · h 0.16 (high) - Knit textureFine, smooth knit fabric visible across the torso and sleeves with a uniform appearance and no visible pattern.
1 region
x 0.08 · y 0.42 · w 0.84 · h 0.50 (medium) - Ribbed trimNarrow ribbed finish visible at the collar edge and at the sleeve cuff edge.
2 regions
x 0.36 · y 0.30 · w 0.28 · h 0.10 (high); x 0.05 · y 0.70 · w 0.30 · h 0.18 (medium) - Neckline revealPartially visible white crew neck T-shirt underneath the sweater where the zipper is open; the visible white is not part of the sweater.
1 region
x 0.42 · y 0.37 · w 0.18 · h 0.06 (high) - Fit on torsoSweater fits close to the model's torso and arms, showing gentle contouring along the shoulder and upper arm.
1 region
x 0.12 · y 0.30 · w 0.76 · h 0.58 (medium) - Visible hardware detailRectangular metallic zipper pull with a short attached slider visible at the center front.
1 region
x 0.49 · y 0.43 · w 0.06 · h 0.08 (high)
Other
Studio portrait crop showing a male model from chest up against a plain light background with soft, even lighting; left arm crosses the chest and a wristwatch is visible.
- Model presenceMale model shown from upper chest to top of head, facing slightly toward camera.
1 region
x 0.08 · y 0.02 · w 0.84 · h 0.64 (high) - Wrist accessoryMetal-link wristwatch on the model's left wrist resting across the chest; watch face is light-colored and rectangular with visible links on the bracelet.
1 region
x 0.05 · y 0.62 · w 0.20 · h 0.16 (high) - Background and lightingEven, neutral light-gray to white studio background with soft shadowing around the model.
- Crop and framingImage is tightly cropped around the model's upper body; lower body is outside the frame.
Colors
deep black· sweater body and sleevesbrushed silver· zipper hardware- Collar and zipperShort stand-up collar with a centered exposed metal zipper that is partially open, showing the zipper pull and teeth.
- 03

Product
Rear view of a long-sleeve, black knit sweater on a model showing a folded stand collar, smooth knit body, set-in sleeves, and ribbed hem and cuffs.
- Overall silhouetteBack view of a fitted long-sleeve sweater on a standing model with a straight hem that sits at the hip.
1 region
x 0.12 · y 0.12 · w 0.76 · h 0.74 (high) - CollarShort folded stand collar that rises slightly at the neck and lies flat at the back.
1 region
x 0.38 · y 0.05 · w 0.24 · h 0.14 (high) - SleevesLong, set-in sleeves with a smooth knit finish extending to ribbed cuffs; sleeves follow the arm without visible seams or patches.
2 regions
x 0.10 · y 0.18 · w 0.34 · h 0.60 (high); x 0.56 · y 0.18 · w 0.32 · h 0.60 (high) - Hem and cuff finishRibbed hem at the waist and ribbed cuffs at sleeve ends with a slightly tighter knit than the body.
3 regions
x 0.20 · y 0.74 · w 0.60 · h 0.12 (high); x 0.18 · y 0.64 · w 0.12 · h 0.18 (high); x 0.70 · y 0.64 · w 0.12 · h 0.18 (high) - Knit textureSmooth, fine-gauge knit surface across the back and sleeves with no visible patterning or contrasting stitching.
1 region
x 0.20 · y 0.18 · w 0.60 · h 0.56 (high) - Visible seamsShoulder seam lines are visible where the sleeve meets the body; no central back seam is visible.
1 region
x 0.24 · y 0.14 · w 0.52 · h 0.12 (high)
Other
Studio product shot showing the model from behind against a plain light gray background with soft, even lighting and minimal shadows.
- Model and poseMale model standing with hands partially in pockets, body turned to show the sweater back and a three-quarter view of the head turned to the right.
1 region
x 0.08 · y 0.02 · w 0.84 · h 0.96 (high) - BackgroundUniform light gray background with no props or visible studio equipment.
- Lighting and shadowsSoft, diffused lighting from the front-left that produces gentle shadows along the right side of the model and subtle shading on the sweater surface.
- Other clothing visibleGray dress pants visible from the waist down and partially occluding the bottom edge of the sweater.
1 region
x 0.22 · y 0.78 · w 0.56 · h 0.20 (high)
Colors
black· body and sleeves- Overall silhouetteBack view of a fitted long-sleeve sweater on a standing model with a straight hem that sits at the hip.
Variants
20 SKUs| SKU | Title | Price | Avail |
|---|---|---|---|
| 4654087 | Responsible Merino Wool Zipped-Collar Sweater - Black - Small | CA$99.00 | Yes |
| 4654088 | Responsible Merino Wool Zipped-Collar Sweater - Black - Medium | CA$99.00 | Yes |
| 4654089 | Responsible Merino Wool Zipped-Collar Sweater - Black - Large | CA$99.00 | Yes |
| 4654090 | Responsible Merino Wool Zipped-Collar Sweater - Black - X-Large | CA$99.00 | Yes |
| 4654091 | Responsible Merino Wool Zipped-Collar Sweater - Taupe - Small | CA$99.00 | Yes |
| 4654092 | Responsible Merino Wool Zipped-Collar Sweater - Taupe - Medium | CA$99.00 | Yes |
| 4654093 | Responsible Merino Wool Zipped-Collar Sweater - Taupe - Large | CA$99.00 | Yes |
| 4654094 | Responsible Merino Wool Zipped-Collar Sweater - Taupe - X-Large | CA$99.00 | Yes |
| 4654095 | Responsible Merino Wool Zipped-Collar Sweater - Mossy Green - Small | CA$99.00 | Yes |
| 4654096 | Responsible Merino Wool Zipped-Collar Sweater - Mossy Green - Medium | CA$99.00 | Yes |
| 4654097 | Responsible Merino Wool Zipped-Collar Sweater - Mossy Green - Large | CA$99.00 | Yes |
| 4654098 | Responsible Merino Wool Zipped-Collar Sweater - Mossy Green - X-Large | CA$99.00 | Yes |
| 4654099 | Responsible Merino Wool Zipped-Collar Sweater - Patterned Blue - Small | CA$99.00 | Yes |
| 4654100 | Responsible Merino Wool Zipped-Collar Sweater - Patterned Blue - Medium | CA$99.00 | Yes |
| 4654101 | Responsible Merino Wool Zipped-Collar Sweater - Patterned Blue - Large | CA$99.00 | Yes |
| 4654102 | Responsible Merino Wool Zipped-Collar Sweater - Patterned Blue - X-Large | CA$99.00 | Yes |
| 4654103 | Responsible Merino Wool Zipped-Collar Sweater - Burgundy - Small | CA$99.00 | Yes |
| 4654104 | Responsible Merino Wool Zipped-Collar Sweater - Burgundy - Medium | CA$99.00 | Yes |
| 4654105 | Responsible Merino Wool Zipped-Collar Sweater - Burgundy - Large | CA$99.00 | Yes |
| 4654106 | Responsible Merino Wool Zipped-Collar Sweater - Burgundy - X-Large | CA$99.00 | Yes |
Documents & Data
Customer Reviews
4 total4 reviews · out of 5
Merino
Super soft and seems durable
Excellent
Excellent
good fit
good fit and cut but got a lot of the merino wool fibers on my white dress shirt
chandail col zippé laine mérinos responsable.
C'est un chandail qui me convient très bien