Features Powerlock technology, an ergonomic layered foam construction that guides your hand into a natural fist position. Compact glove design allows for superior fist closure providing a balance of speed, comfort, and protection while delivering a powerful punch. Premium leather ensures long-lasting durability, functionality and performance. Ideal for sparring, heavy bag workouts and mitt work. Available in 6,8,10,12, 14, 16, oz sizes. Material,cow hide leather,buffalo leather,rexine leather. Colors,as per customer’s demand with their own require logo.