HeatGear® Armour is our original performance baselayer—the one you put on first and take off last. So we made it extra comfortable by wicking sweat and stretching so you can move no matter what. Our Most Legendary: Super-light HeatGear® fabric delivers superior coverage without weighing you down. Material wicks sweat & dries really fast. 4-way stretch construction moves better in every direction. Ergonomic flatlock seams deliver a comfortable, chafe-free fit. Mid-rise encased elastic waistband sits just right on your hips. Inseam: 3"". Compression:Ultra-tight, second-skin fit. 87% Polyester/13% Elastane.