New, Other Louisville Slugger Catalyst X1 FP81C 32 22 Fastpitch Softball Bat High School College. 30 Day Warranty Balanced swing X Large:Blue Camo 30 Day Warranty Balanced swing weight Bbcor approved Handle: 15 16 Inch Diameter Approximate 2 to 3 Length to Weight Ratio Bamboo One of the Strongest Natural Materials on the Planet Long Barrel with Hard Taper to the Handle Patent Pending Quadcore Technology Made from a cotton poly blend with a soft brushed fleece interior Louisville Slugger TPS Catalyst is an internally designed and manufactured composite fastpitch softball bat The new TPS Catalyst features multiple layers of aerospace grade graphite and S glass fibers which are embedded in a specially designed toughened epoxy resin or more specifically the X 1 Composite Design