Used Marucci CAT9 USSSA Senior League Baseball Bat, 2 3 4" 28 18 Blue Red Scarlet White Advanced TPU Outsole designed for Navy Blue Metallic Silver Advanced TPU Outsole designed for fastpitch Parallel outsole wave provides for cushioning and stability Full length midsole for maximum comfort Mizuno Performance Last developed to provide optimal fit and feel for softball Padded tongue for superior comfort Knob Type: Tapered more forgiveness and more performance while maintaining the same strength as its predecessor Multi variable wall design creates an expanded sweet spot and thinner barrel walls that are more forgiving after off centered contact Ring free barrel construction allows for more barrel flex and increases performance with no "dead" spots Precision balanced barrel results in a lower M our new AZR alloy offers a more responsive microstructure for better feel