The "Slammin'" Hammer Net footbag (hacky sack) will satisfy your inner most desire to leave a divot on your opponets side of the footbag net court. We like it hard and fast and that's just what this top-of-the-line net footbag does for you. It goes accross the net hard and fast! Made of Cordley composite (synthetic) leather and packed tight with plastic pellets this Allan Petersen designed footbag is made for the hard-core net player. ** Color Combinations Will Vary **