The Under Armour Men's HeatGear Printed Shorts deliver lightweight mobility, everyday comfort, and streamlined athletic performance for training and active daily wear. HeatGear 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 athlete can go without it. Super-light HeatGear fabric delivers superior coverage without weighing you down Material composition includes Body: 84% Polyester/16% Elastane | Mesh: 92% Polyester/8% Elastane. Notable features include Strategic mesh panels for added ventilation where you need it; Material wicks sweat & dries really fast; Ergonomic design keeps seams off high abrasion areas & increases durability.