New Varo ARC Bat Training Weight, 12oz, for Softball Barrel Feel Fits 2 1 4" Purple Pink White 73 percent cotton 24 percent cardura 31 18.5:orange 73 percent cotton 24 percent cardura nylon 3 percent spandex with rain defender durable water repellent Nylon taffeta quilted to 80gram 3 M thinsulate insulation Mighty back bi swing between shoulders for instant recovery Flex elbow for less restriction Freedom gusset under the arms No warranty" Etched on the barrel the Varo arc is the only softball training weight to distribute weight over the bat's sweet spot Patented advanced weight distribution disperses weight to the end of the bat creating a game like swing that improves a player's mechanics and strengthens softball specific muscles Air diffusion technology creates a lighter body with greater Emphasis on natural wind resistance Cushion fit technology includes rubber infused fins to eliminate friction on the bat to all types of fast pitch and softball bats