Adidas Originals
Firebird Wide-Leg Track Pant
The adidas Originals Firebird Wide-Leg Track Pant is a wide-leg track pant made from recycled polyester, featuring a drawcord-adjustable elastic waist, zipped pockets, and classic three-stripe side detailing. It has a wide-leg fit with a front rise of 12 inches (30.5 cm) and an inseam of 31 inches (79 cm); the size measured for specifications is small. User reviews note the fit runs very baggy and long, and the fabric is relatively thin.
- Material
- Recycled polyester fabric
- Style
- wide-leg, athleisure, casual
- Category
- Apparel & Accessories > Clothing > Activewear
Color
Size
Specifications
Wide-leg track pants made from recycled polyester with a drawcord-adjustable elastic waist and zippered pockets.
Wide-leg fit, elastic waist with drawcord, zippered pockets
- Material
- Recycled polyester fabric
- Style
- wide-leg, athleisure, casual
- Gender
- female
- Age Group
- adult
- Condition
- new
- Category
- Apparel & Accessories > Clothing > Activewear
Additional Attributes
- wide-leg fit
- drawcord-adjustable elastic waist
- zipped pockets
- recycled polyester fabric
- front rise: 12"
- inseam: 31"
Product Insights
The Firebird Wide-Leg Track Pant by Adidas Originals is a 100% recycled polyester pant that replicates the shiny tricot finish of the classic Firebird material, rooted in the Beckenbauer (1967) and Run-DMC's 1980s hip-hop style, and is certified GRS/RCS as part of adidas's permanent phase-out of virgin polyester, saving 45-85% energy while matching virgin polyester in tensile strength and abrasion resistance. However, buyers report the pants run very large and have an excessively baggy fit even after sizing down one to two sizes, and the 31-inch inseam is too long for anyone under 5'6, often requiring hemming that risks altering the wide-leg shape; care requires machine wash cold on gentle and tumble dry low to prevent pilling. Priced at 100 CAD (with Adiclub points roughly $30), the value sentiment is split, but the pant offers versatility for styling as a trouser or luxury piece and is linked to Run-DMC's smart-casual brand appeal.
Verified claims
- Fit
- Even after sizing down one to two sizes, the pants are excessively baggy for most buyers.
- Inseam length
- The 31-inch inseam is too long for anyone under 5'6; hemming risks altering the wide-leg shape.
- Care
- Machine wash cold on gentle, tumble dry low to prevent pilling.
- Style versatility
- Styled as trouser (blazer+heels) or luxury (faux-fur); rooted in 1980s hip-hop.
- Heritage
- Rooted in Beckenbauer (1967) and Run-DMC's 1980s style.
- Certification & impact
- 100% recycled polyester certified GRS/RCS, part of adidas's permanent phase-out of virgin polyester, saving 45-85% energy.
- Durability
- Recycled polyester matches virgin polyester in tensile strength and abrasion resistance.
- Aesthetic replication
- Fabric replicates the shiny tricot finish of classic Firebird material.
- Sizing
- Buyers report the pants run very large, requiring sizing down and often tailoring.
- Brand appeal
- Linked to Run-DMC's 1980s look and versatile for smart-casual dressing.
- Price value
- Listed at 100 CAD; with Adiclub points it's ~$30, yet buyer value sentiment is split.
Product record
- Title
- Firebird Wide-Leg Track Pant
- Brand
- Adidas Originals
- Price
- 100 CAD
- Availability
- In stock
Deep Research
The Firebird legacy and this wide-leg update
- The Firebird tracksuit became hip-hop's foundational look when Run-DMC paired the Firebird track top with laceless Superstars in the mid-1980s — a move that not only immortalized the silhouette but led to the first-ever endorsement deal between a music act and a sportswear company, making this pant a direct cultural descendant of that iconic stance.
- The Firebird line traces directly to the 1967 Beckenbauer tracksuit — adidas's first apparel product, developed with German textile manufacturer Georg Schwahn — while drawing specifically from 1980s retro nylon designs; this wide-leg pant thus carries both the pioneering athletic heritage and the decade that vaulted tracksuits from locker rooms to street culture.
- For Spring/Summer 2025, adidas spotlighted the Firebird as a key archive piece in its 'The Original' collection, offering a Singapore-exclusive Firebird vinyl with purchases — a clear indicator that the brand positions the Firebird silhouette as a living heritage asset ripe for contemporary reinterpretations like this wide-leg cut.
How to style wide-leg track pants
- A structured blazer and pointed-toe heels turn the wide-leg track pant into a trouser — the juxtaposition of crisp tailoring against athletic side stripes leverages the 'Wrong Shoe Theory' to elongate the legs and reframe the pant as brunch‑ or dinner‑appropriate.
- The shiny tricot of the Firebird gets an expensive-feeling upgrade when juxtaposed with a heavy faux fur coat — the contrast between the athletic sheen and the matte, tactile volume of the fur creates the high‑low texture play that editors are calling the 'Rich Mom' look, elevating the pant to a statement piece.
Recycled polyester: sustainability and performance
- The recycled polyester in adidas products is certified under the Global Recycled Standard and Recycled Claim Standard, which track the material from waste source to finished garment — giving buyers assurance that the recycled content claim is audited, not self-declared.
- Life-cycle assessments compiled in a 2020 meta-analysis show recycled polyester requires 45–85% less energy and emits 30–60% less CO₂ than virgin polyester, so the material in this pant avoids the bulk of upstream oil extraction and refining impacts.
- Academic research comparing recycled PET fabrics to virgin polyester found comparable tensile strength and abrasion resistance, and lifecycle assessments confirm the molecular structure of PET remains identical through recycling — meaning these track pants should hold up to repeated wear and washing without a durability sacrifice.
- Since the end of 2024, adidas has maintained a target to use 100% recycled polyester wherever technically possible across its entire product range, so this pant is not a standalone green capsule but part of a permanent company-wide phase-out of virgin polyester.
Image Analysis
3 images- 01
Product
Black wide-leg track pants with three vertical white stripes on each outer leg, elastic waistband, side pockets, and a small white trefoil logo on the upper thigh.
- Silhouette and fitHigh-rise elastic waistband leading into a loose, wide-leg silhouette that extends past the ankles and pools slightly at the hem.
1 region
x 0.20 · y 0.35 · w 0.60 · h 0.60 (medium) - Side stripesThree narrow vertical white stripes run along the outer seam of each pant leg from upper thigh to hem.
2 regions
x 0.24 · y 0.36 · w 0.04 · h 0.56 (high); x 0.72 · y 0.36 · w 0.04 · h 0.56 (high) - WaistbandElastic gathered waistband with a smooth top edge and no visible drawcord.
1 region
x 0.28 · y 0.32 · w 0.44 · h 0.06 (high) - Pocket usageRight-side pocket in use with the model's right hand inserted, creating a relaxed hand-in-pocket pose and a slight horizontal opening at the pocket mouth.
1 region
x 0.50 · y 0.42 · w 0.14 · h 0.12 (high) - Material appearanceSmooth, slightly shiny fabric with a subtle vertical crease or seam visible on the front of each leg.
1 region
x 0.30 · y 0.48 · w 0.40 · h 0.40 (medium) - Brand emblemSmall white trefoil logo embroidered or printed on the upper left thigh area of the pants.
1 region
x 0.56 · y 0.48 · w 0.05 · h 0.06 (medium)
Other
Studio product shot on a plain light background showing a standing model wearing the pants; soft diffuse lighting with minimal shadows and visible styling props.
- Model and stylingFemale model wearing a short-sleeve white T-shirt and stacked silver bracelets on the wrist of the hand in the pocket; open-toe black sandals partly visible under the pant hems.
1 region
x 0.32 · y 0.06 · w 0.48 · h 0.36 (high) - Background and lightingPlain off-white studio background with even, soft lighting and a faint shadow under the model's feet.
- Shot compositionFull-body three-quarter frontal view of the model, slightly turned to the model's left, centered in the frame with even margins on left and right.
Colors
deep black· main fabric#0D0E14bright white· side stripes#EBEBEBbright white· trefoil logo- Silhouette and fitHigh-rise elastic waistband leading into a loose, wide-leg silhouette that extends past the ankles and pools slightly at the hem.
- 02
Product
Right-side view of a black wide-leg track pant showing the outer leg with vertical white three-stripe trim, a white trefoil logo on the upper thigh, and a vented side hem that reveals footwear.
- SilhouetteLoose, wide-leg trouser silhouette reaching the floor with a long, straight drape from hip to hem.
1 region
x 0.18 · y 0.04 · w 0.64 · h 0.94 (high) - Side stripe trimA vertical panel of three parallel white stripes runs along the outer seam from near the hip down to the hem.
1 region
x 0.62 · y 0.10 · w 0.12 · h 0.78 (high) - Trefoil logoSmall white trefoil emblem embroidered on the upper outer thigh adjacent to the stripe panel.
1 region
x 0.42 · y 0.12 · w 0.08 · h 0.07 (medium) - Hem side ventVertical slit at the outer hem that opens upward from the bottom edge, exposing the lower leg and footwear.
1 region
x 0.72 · y 0.72 · w 0.18 · h 0.22 (high) - Fabric appearanceSmooth, slightly lustrous knit or polyester track fabric with soft folds and subtle sheen.
Other
Cropped studio product shot showing model from hip to feet against a plain light gray background; model hand with bracelets and sandals visible for styling; even soft lighting with minimal shadow.
- Shot compositionVertical studio crop framing the right side of the pants from upper thigh to floor, centered in the image with negative space on both sides.
- BackgroundUniform light gray seamless background with smooth gradient and no visible props.
- Styling propsModel's right hand with stacked metallic bracelets rests near the hip and black open-toe sandals are visible beneath the pant hem.
2 regions
x 0.74 · y 0.06 · w 0.14 · h 0.12 (medium); x 0.36 · y 0.86 · w 0.52 · h 0.12 (medium) - Lighting and shadowSoft, diffused lighting produces gentle highlights along folds and minimal hard shadows under the hem.
Colors
black· main fabric#0D0D0Ewhite· side stripes and logo- SilhouetteLoose, wide-leg trouser silhouette reaching the floor with a long, straight drape from hip to hem.
- 03
Product
Rear view of a pair of black wide-leg track pants with an elasticized waistband, center-back seam, long straight legs with open side hem slits, and a narrow white side stripe visible on the left leg; fabric appears smooth with a subtle sheen.
- View and fitRear view of full-length wide-leg pants sitting at the natural waist on a model; legs fall straight and loose to the floor with fabric pooling slightly at the hem
1 region
x 0.16 · y 0.16 · w 0.70 · h 0.78 (high) - WaistbandElasticized gathered waistband in matching black fabric visible across the upper rear
1 region
x 0.24 · y 0.12 · w 0.52 · h 0.08 (high) - Center-back seamSingle vertical center-back seam running from waistband down the seat to the crotch area
1 region
x 0.47 · y 0.20 · w 0.06 · h 0.24 (high) - Fabric and finishSmooth, slightly shiny woven fabric consistent across the garment (appears like a polyester or satin-finish knit)
1 region
x 0.18 · y 0.20 · w 0.64 · h 0.70 (high) - Left side stripeNarrow vertical white stripe running down the outer left leg, visible from hip to near the hem
1 region
x 0.10 · y 0.28 · w 0.05 · h 0.58 (high) - Side hem openingVertical outer hem slit/opening at the bottom outer seams of both legs with visible inner seam; left-leg slit is more visible and shows a small inner edge detail
2 regions
x 0.12 · y 0.86 · w 0.16 · h 0.12 (high); x 0.66 · y 0.86 · w 0.16 · h 0.12 (high)
Other
Studio product photograph showing a model from the rear against a plain light grey background; model wears a cropped white top and a silver cuff bracelet on the left wrist. Lighting is even with soft shadows under the hem; image cropped to show the model from mid-torso downward.
- Background and stagingNeutral light grey seamless background with soft, even studio lighting and minimal shadowing under the pant hems
- Model and propsPartial view of model including lower back, both arms, and hands; model wears a white cropped top and a wide silver cuff bracelet on the left wrist
2 regions
x 0.18 · y 0.02 · w 0.64 · h 0.22 (high); x 0.06 · y 0.36 · w 0.20 · h 0.18 (high) - Image crop and compositionImage is vertically framed to include the model from mid-torso to the feet, centered horizontally on the pants
Colors
deep black· main fabric#0D0D0Ebright white· side stripe#E9E9E9- View and fitRear view of full-length wide-leg pants sitting at the natural waist on a model; legs fall straight and loose to the floor with fabric pooling slightly at the hem
Documents & Data
Q&A
8 answered- Does the fabric have any lining or is it opaque enough to not show underwear lines?
- The fabric is unlined recycled polyester and, according to community feedback, it's thin enough that underwear lines can show through. For opacity, you may want to wear seamless or nude undergarments.
- Can the drawcord waistband fully accommodate someone who typically wears a size down to compensate for the extreme bagginess?
- Yes, the drawcord-adjustable elastic waist allows you to cinch the waist tighter, which can help accommodate a smaller size if you size down to reduce the extreme bagginess. Many reviewers recommend sizing down and using the drawcord to dial in the fit.
- What care instructions are recommended for this recycled polyester fabric to prevent pilling or damage?
- We recommend machine washing these recycled polyester pants in cold water on a gentle cycle and tumble drying on low heat or hanging to dry. Avoid fabric softener and high heat, as these can cause pilling or damage over time.
- How does the fabric texture compare to the classic Adidas Firebird track pant material (the shiny tricot)?
- The Firebird Wide-Leg Track Pant uses recycled polyester with a shiny tricot-like finish that is very similar to the classic Firebird material. Community feedback notes it can appear slightly shinier and less stretchy than the classic version, but the overall texture and feel are aligned with the iconic Adidas track pant fabric.
- For someone 5'4" or shorter, is hemming possible without altering the wide-leg shape, or does it require professional tailoring?
- Yes, hemming is possible, but because the pants have a 31-inch inseam and a wide leg, shortening them significantly could affect the silhouette. To preserve the wide-leg shape and drape, professional tailoring is recommended, especially for someone 5'4" or shorter.
- Do these pants fit true to size?
- No, they run very large; most recommend sizing down at least one size.
- Is the fabric thick?
- No, it's on the thinner side, which can make underwear lines visible.
- Are they worth the price?
- Opinions vary; some find them worth it for the style, but others suggest looking for deals or second-hand options.
Reddit Insights
4 threads · r/adidasRedditors find the Adidas Originals Firebird Wide-Leg Track Pants comfortable and stylish but consistently report extreme bagginess requiring significant downsizing or tailoring, with some concerns about fabric thinness and length.
Positive remarks on comfort and style are offset by widespread complaints about the excessively loose fit, thin material, and high retail price.
Themes
Use Cases
- Casual everyday wear
- Lightweight option for warmer weather
Watch Out For
Compared To
vs Adidas SST Track Pants
Firebird Wide-Leg is baggier, shinier, and less stretchy than the SST.
vs Adidas Beckenbauer Track Pants
Firebird is more breathable and lightweight, while Beckenbauer is warmer and thicker.
vs Classic Firebird Track Pants
The Wide-Leg/Baggy version is significantly roomier than the classic tapered Firebird.
Source Threads
Newer Firebird pants have a baggier, less straight leg
The newer Originals Firebird with the same SST trefoil logo with adidas writing has not as straight leg pants like the older pants.
u/Exciting_Buddy_2129r/adidasView thread →
User confirms wide leg and finds steep price
I got these wide leg sweats for 30$ after using adiclub points on the Adidas website. 80$ is steep but it's all in the brand you pay for.
u/Jayel_SKr/adidasView thread →
Firebird Loose pants run long and have thin material
I recently tried on the Adidas Originals Firebird Loose track pants in two different sizes (M and S), and both of them are way too long in the legs for me. I also find that the fabric of the pants is a bit too thin as the edges of my underwear are visible at the back. I had hoped the pants would be a bit thicker.
u/Safe-Tie-9853r/adidasView thread →
Baggy Firebird runs huge, requires tailoring
In case anyone has the same question, and finds this post…they are not even close. I ended up sizing down and purchasing a Medium (I usually wear Large) and I’m still swimming in them. I went to to get them tailored, and they had ti cut off a lot of material. Even a S would be too big. Just fyi.
u/AccurateUniversity53r/adidasView thread →