Under Armour's exclusive UA GRIPSKIN microfiber composite gives this basketball a stonger grip. Deep channel design allows you to find the seams faster for better followthrough. Full ball pebbling, because UA doesn't cut corners. 100% Nylon windings provide superior durability and consistant bounce. 100% Butyl Bladder delivers ideal air tension, so the ball stays round and tight, all game. Designed for indoor and outdoor use.