MLB Authentic: Varo Baseball is the On-Field Supplier of Major League Baseball for batting weights and training accessories Traditional Weight Distribution: Disperses weight over the middle of the barrel, providing a balanced feel for strength and warm-up training Cushion-Fit Technology: Rubber infused fins eliminate abrasion on the bat, safeguarding the barrel from rings and scratches Air Diffusion: Diffusing technology creates a lighter body with greater emphasis on natural wind resistance True-Fit Core: Ensures a precise fit to all types of bats from Youth to Pro (fits 2 3/4" & 2 5/8" barrel bats)