
Le 31
Preppy Retro Trackpant
These Le 31 by Simons Preppy Retro Trackpants are straight-fit pants with striped knit side inserts and an elastic comfort waist. They are crafted from a thick satiny piqué jersey made of organic cotton and recycled polyester, and include a rear welt pocket with piping. Matching jacket sold separately as item 9678-229717.
- Material
- thick satiny piqué jersey in a blend of organic cotton and recycled polyester
- Gender
- unisex
- Style
- preppy, retro, straight-leg, casual
- Category
- Apparel & Accessories > Clothing > Pants
Color
Size
Specifications
Preppy retro trackpants with striped side inserts and elastic waist, made from a thick satiny piqué jersey blend of organic cotton and recycled polyester.
Striped knit inserts, straight fit, elastic waist, thick satiny piqué fabric.
- Material
- thick satiny piqué jersey in a blend of organic cotton and recycled polyester
- Secondary
- polyester
- Style
- preppy, retro, straight-leg, casual
- Gender
- unisex
- Age Group
- adult
- Condition
- new
- Category
- Apparel & Accessories > Clothing > Pants
Additional Attributes
- exclusive design by Simons
- striped knit inserts on sides
- straight fit
- elastic comfort waist
- thick satiny piqué jersey
- organic cotton and recycled polyester blend
- matching jacket sold separately
- preppy retro style
Product Insights
The Preppy Retro Trackpant from Le 31 blends a structured, straight-leg fit with a satiny piqué jersey that channels air and wicks moisture, offering both breathability for active wear and a smart-casual sheen. True to size with an elastic waist, it resists bagging and pilling while maintaining a smooth drape. The brown colorway pairs with cream, blue, and olive for an autumnal preppy palette, and side stripes elongate the leg. Made from 55% reprocessed polyester and 45% organic cotton, it balances retro-luxe style with durability, though the matching track jacket is sold separately for a full tracksuit.
Verified claims
- Sizing
- Fits true to size with elastic waist similar to Le 31 joggers but more structured fabric.
- Fit
- Straight-leg cut accommodates loafers or sneakers and stays structured against bunching throughout the day.
- Comfort
- Piqué jersey channels air and wicks moisture, keeping skin drier.
- Drape
- Fabric glides without clinging and holds its shape all day.
- Durability
- Resists bagging at knees and seat, and reduces pilling.
- Texture
- Smooth, lustrous outside with a softer inside for comfort.
- Color versatility
- Brown colorway pairs with cream, blue, and olive for an autumnal preppy palette.
- Fabric
- Satiny piqué is breathable for active wear and has sheen for smart-casual looks, resisting bagging and pills.
- Matching jacket
- Matching track jacket (sold separately) completes a coordinated retro-luxe tracksuit.
- Design story
- Preppy retro design with vintage stripes and matching jacket sold separately.
- Brand heritage
- Le 31 is Simons’ in-house private label, family-run since 1840.
- Materials
- 55% reprocessed polyester and 45% organic cotton in thick satiny piqué jersey.
- Moisture & breathability
- Organic cotton absorbs sweat; polyester wicks it outward; piqué weave channels airflow for drier comfort.
- Longevity
- Care instructions, smart-casual styling, and in-house design quality promote longer wear and reduce waste.
- Care instructions
- Machine wash cold, inside out, no fabric softener, hang dry to preserve satiny finish and fit.
- Stripe design
- Side stripes create a vertical line that elongates the leg and give a retro preppy look.
- Stripe integrity
- Knit inserts and thick fabric keep stripes straight without distortion over time.
Product record
- Title
- Preppy Retro Trackpant
- Brand
- Le 31
- Price
- 89 CAD
- Availability
- In stock
Image Analysis
3 images- 01

Product
A two-piece brown track suit (jacket and matching trackpant) with vertical side stripes and metal ring zipper pulls; shown on a model in a relaxed standing pose.
- Overall silhouetteLoose relaxed-fit trackpant with matching zip-up track jacket; pant legs fall straight and slightly pool at the shoe; jacket sits at hip with ribbed hem.
1 region
x 0.12 · y 0.08 · w 0.76 · h 0.86 (medium) - Fabric appearanceMedium-weight knit or woven fabric with a smooth, slightly satiny surface visible on pant and jacket faces.
1 region
x 0.20 · y 0.24 · w 0.60 · h 0.60 (medium) - Side stripe detailParallel vertical stripes run down the outer seam of the jacket sleeves and pant legs consisting of at least two lighter stripes separated by the base brown color.
2 regions
x 0.68 · y 0.16 · w 0.20 · h 0.70 (high); x 0.19 · y 0.44 · w 0.12 · h 0.48 (high) - Zipper hardwareVisible silver metal center front zipper on the jacket with a circular ring pull; a second ring pull is visible near the waistband area.
1 region
x 0.45 · y 0.15 · w 0.12 · h 0.24 (high) - Cuffs and hemRibbed knit cuffs on the jacket sleeves and a ribbed waistband are visible; pant hem appears un-ribbed and falls over the shoe.
2 regions
x 0.40 · y 0.14 · w 0.28 · h 0.14 (high); x 0.20 · y 0.78 · w 0.40 · h 0.18 (high) - PocketsSlanted side pocket opening visible on the right front of the pants where the model's right hand rests.
1 region
x 0.50 · y 0.44 · w 0.16 · h 0.18 (high) - Visible text on productNo legible text or printed branding is visible on the clothing surfaces in this image.
Other
Outdoor lifestyle shot on a grassy croquet lawn with croquet equipment and natural lighting; model standing holding a mallet.
- Scene and propsCroquet equipment visible: wooden mallet with a blue wrapped grip and a dark rectangular striking head, several colored croquet balls, and white wicket hoops placed on a mown grass field.
3 regions
x 0.36 · y 0.64 · w 0.10 · h 0.30 (high); x 0.05 · y 0.76 · w 0.16 · h 0.16 (high); x 0.76 · y 0.72 · w 0.18 · h 0.20 (high) - Model and poseMale model with short hair and beard looking downwards, left hand in pocket, right hand holding mallet vertically; head angled toward chest.
1 region
x 0.30 · y 0.02 · w 0.40 · h 0.38 (high) - Footwear visibleWhite low-top sneakers partially covered by pant legs and resting on the grass.
1 region
x 0.30 · y 0.82 · w 0.28 · h 0.12 (high) - Lighting and shadowOutdoor daylight with soft directional sunlight creating dappled shadows from trees on the grass and the model.
Colors
dark chocolate brown· main fabric#332523off-white· side stripes - lightlight tan· side stripes - secondary#A4AA84- Overall silhouetteLoose relaxed-fit trackpant with matching zip-up track jacket; pant legs fall straight and slightly pool at the shoe; jacket sits at hip with ribbed hem.
- 02

Product
Loose straight-leg trackpant in a deep brown fabric with vertical multi-stripe trim running along the outer side seams of both legs and an elasticized waistband; pant legs extend to cover the tops of shoes.
- Overall silhouetteLoose, relaxed straight-leg pants with long inseams that fall over shoes and create soft folds at the hem.
1 region
x 0.10 · y 0.18 · w 0.80 · h 0.76 (high) - WaistbandElasticized waistband with a smooth front; no visible drawstring or exposed closure in this view.
1 region
x 0.20 · y 0.06 · w 0.60 · h 0.10 (high) - Side stripe trimVertical multi-stripe trim running along the outer seam of each leg composed of narrow adjacent stripes in light cream, rust/tan, and a thin dark line.
2 regions
x 0.66 · y 0.10 · w 0.18 · h 0.82 (high); x 0.02 · y 0.68 · w 0.12 · h 0.30 (medium) - Fabric appearanceSmooth knit or woven fabric with a slight sheen and soft drape producing rounded folds at the hem and along the legs.
1 region
x 0.16 · y 0.30 · w 0.68 · h 0.60 (high) - Center front seam detailSubtle center-front seam or pressed line visible on the left pant leg (viewer left) running from the crotch down toward the hem.
1 region
x 0.28 · y 0.22 · w 0.20 · h 0.52 (medium)
Other
Studio product shot showing lower half of a model wearing the pants against a plain white background; hands, part of the waist, and shoes are visible as staging elements; soft studio lighting with minimal shadow.
- Background and lightingEven white studio background with soft, diffuse lighting and faint shadow beneath the hem of the pants.
1 region
x 0.00 · y 0.00 · w 1.00 · h 1.00 (high) - Visible model partsModel's hands and lower torso are visible; hands hang at the sides and are not obscured.
1 region
x 0.05 · y 0.00 · w 0.90 · h 0.20 (high) - Footwear (prop)Brown suede-like sneakers with lighter cream accents visible beneath the pant hems; appear to be styling props and not part of the pant construction.
1 region
x 0.18 · y 0.82 · w 0.66 · h 0.16 (high) - Shot framingCropped to show lower torso to feet, centered on the pants; top of image crops part of the shirt and waist is partially visible.
1 region
x 0.00 · y 0.00 · w 1.00 · h 1.00 (high)
Colors
deep chocolate brown· main fabric#41251Dcream· stripe - lightrust brown· stripe - rust#825D4Bdark charcoal· stripe - thin dark line- Overall silhouetteLoose, relaxed straight-leg pants with long inseams that fall over shoes and create soft folds at the hem.
- 03

Product
Rear view of loose, wide-leg track pants in a dark brown smooth fabric with an elastic waistband, a single rear welt pocket with dark piping, and multicolor side stripes visible at the lower right leg; hem pools on the floor.
- View and silhouetteRear-facing loose wide-leg pants with a relaxed, straight drape and long inseam that gathers at the floor hem.
1 region
x 0.06 · y 0.12 · w 0.88 · h 0.82 (high) - WaistbandElasticized waistband with gathered fabric around the waist; waistband sits just below the model's natural waist.
1 region
x 0.20 · y 0.06 · w 0.60 · h 0.12 (high) - Rear pocket detailSingle horizontal welt pocket on the right rear with a narrow dark (black or very dark brown) piped trim along the opening.
1 region
x 0.56 · y 0.18 · w 0.18 · h 0.06 (high) - Fabric and finishSmooth, slightly lustrous knit or woven fabric with visible soft sheen and fluid drape.
1 region
x 0.18 · y 0.20 · w 0.64 · h 0.70 (high) - Side stripe (lower leg)Vertical multicolor stripe visible at the outer lower right leg consisting of an orange band next to a white band; stripe is inset near the side seam and continues down to the hem.
1 region
x 0.78 · y 0.74 · w 0.18 · h 0.24 (high) - Hem conditionExcess fabric pools at the floor around the hems creating soft folds and slight creasing at the lower legs.
1 region
x 0.30 · y 0.84 · w 0.40 · h 0.16 (high) - Side pockets and model handsModel's hands are placed in the side pockets, causing slight outward pull at the hip area; pocket openings are not separately visible but hand placement indicates side-entry pockets.
2 regions
x 0.02 · y 0.02 · w 0.22 · h 0.22 (medium); x 0.72 · y 0.02 · w 0.26 · h 0.22 (medium)
Other
Studio product shot with a plain light background, even soft lighting, and the model cropped at mid-torso and ankles; minimal shadows visible on floor.
- Background and lightingUniform light gray to white studio background with soft even lighting and faint soft shadows beneath the hem.
1 region
x 0.00 · y 0.00 · w 1.00 · h 1.00 (high) - Crop and compositionImage is cropped to show the model from mid-torso down to the floor; upper torso and head are not visible.
1 region
x 0.00 · y 0.00 · w 1.00 · h 0.28 (high) - Image qualitySharp, high-resolution image with clear fabric texture and visible color gradation; no motion blur.
Colors
dark chocolate brown· main fabric#42251Dvivid orange· side stripe - orange bandbright white· side stripe - white band#F9F9F9black· rear pocket piping- View and silhouetteRear-facing loose wide-leg pants with a relaxed, straight drape and long inseam that gathers at the floor hem.