HeatGear Armour is Under Armour's original performance baselayer—the one you put on first and take off last. So they made it extra comfortable by wicking sweat and stretching so you can move. No athlete can go without it.

• Compression: Ultra-tight, second-skin fit.
• Our original HeatGear fabric is super-light, breathable & dries fast
• Stretch-mesh gusset & inseam panels deliver strategic ventilation
• Updated ergonomic design keeps seams off high abrasion areas & increases durability
• 4-way stretch material moves better in every direction
• Material wicks sweat & dries really fast
• Anti-odour technology prevents the growth of odor-causing microbes
• Wider, 2' Engineered elastic waistband
• Inseam: 21'
• 79% Polyester/21% Elastane