Bring an unmistakable, fashion-forward visual depth to your daily sportswear rotations, post-workout commutes, or casual weekend street styling. The adidas Originals Adicolor Firebird Tracksuit Pants “Night Indigo/Better Scarlet” edition beautifully bridges legacy pitch-side culture with modern streetwear geometry. A deeply saturated navy background sets a premium tone, sharply framed by bright white stripes running smoothly down the legs and highlighted by striking better scarlet red blocking panels along the side segments. Finished cleanly with the iconic Trefoil embroidery on the upper thigh, this classic regular-fit silhouette pairs flawlessly with matching track tops, oversized hoodies, or fresh heritage trainers.
Premium Heavyweight Tricot Weave & Roomy Comfort
Don’t settle for everyday loungewear that feels thin, scratches the skin, or bags out after a few heavy wash cycles. Engineered to handle continuous daily wear, these athletic trousers are woven from a high-tier, heavyweight 100% recycled polyester tricot fabric. The premium tricot shell presents a signature lustrous face that resists abrasions, while the smooth interior face siphons skin surface humidity away for rapid evaporation to prevent heavy dampness. The accommodating regular straight-leg hang ensures total physical freedom of movement across your thighs, pooling naturally near the ankles for an effortless retro drape.
Key Performance Assets
Resilient Performance Tricot Shell: Smooth, high-luster double-knit weave provides excellent shape retention and a classic shiny track look.
Secure Zippered Storage: Outfitted with robust, low-profile zippered side pockets that provide a stable, bounce-free drop zone to safeguard your phone, keys, or wallet.
Stay-Put Custom Waistband: Structured with a highly flexible elastic waistband integrated with an adjustable inner drawcord to guarantee a secure, non-slip fit across the hips.
100% Repurposed Substructure: Responsibly manufactured entirely from recycled performance components, lowering environmental raw plastic waste output without sacrificing seam durability.
Full Sizing Matrix (Official adidas Apparel Format)
Size
Waist (CM)
Hips (CM)
Inseam (CM)
XXS
66-70
78-81
81.0
XS
71-74
82-85
81.0
S
75-80
86-90
81.5
M
81-85
91-96
82.0
L
86-93
97-104
82.5
XL
94-101
105-112
83.0
XXL
102-111
113-120
82.5
XXXL
112-121
121-129
82.0
Sizing Advice: Sourced from verified product archives, these Firebird pants feature a traditional straight-cut Regular Fit profile layout. Order your standard true size for a relaxed retro hang. If your measurements land on the boundary between two sizes and you prefer a trimmers, modern performance look, select the lower size.
Technical Specifications & Attributes
Brand:adidas Originals
Model Line: Adicolor Classics Firebird Series
Color Palette: Night Indigo Blue / Better Scarlet Red / Cloud White Trims
Product Style ID: KD3830 Series
Garment Silhouette: Regular fit straight-leg retro track pants
Closure Architecture: Elasticized waist pairing with an integrated drawcord closure
Material Composition Matrix: 100% Recycled Polyester Tricot
Pocket Layout: Two integrated lateral hand pockets with secure zip tracks
Eco Footprint: Made utilizing at least 70% repurposed and recycled materials to reduce raw global manufacturing waste
