Take on the world in the Under Armour Boys' Tech Vent Printed Shorts 6 in. They are made of 80% polyester and 20% elastoester. The NEOLAST⢠fibers provide powerful durability, and their mesh side panels add breathability. The material wicks sweat and dries fast. Under Armour Boys' Tech Vent Printed Shorts 6 in Castlerock/Fire/Fire, X-Small - Boy's Athletic Shorts at Academy Sports