Help him stay cool and comfortable by wearing the Under Armour Boys' Blitzing Adjustable Cap, which helps wick moisture away from his skin. The strap closure enables simple size adjustments, and the low-profile cap is made of 100% polyester textured knit fabric to help keep him feeling good throughout the day. Under Armour Boys' Blitzing Adjustable Cap Blue - Boy's Athletic Headwear/Accessories at Academy Sports