UA Youth Coldgear Armour Compression Crew Dual-layer fabric with an ultra-warm, brushed interior and a slick, fast-drying exterior. Stretch-mesh gusset and inseam panels provide strategic ventilation. 4-way stretch fabrication allows greater mobility in any direction. Moisture Transport System wicks sweat away from the body. Anti-odor technology. Flat lock seam construction. Ergonomic mock neck with ARMOUR wordmark on back. 87% polyester, 13% elastane. Inseam LRG 26.5-inch (+/- 0.5-inches per size).