Used Marucci CAT 9 10 Junior Big Barrel Baseball Bat 2 3 4" Red Blue 26 16 scratches near the grip and a dirty knob. Short sleeve design allows for a 340471 33 23 Used Short sleeve design allows for a full range of motion easy close design with custom fit Velcro hand adjustments Palm pads for added hand protection and comfort 11" utility pattern Woven web Hinged conventional back with custom fitting Velcro strap This knob is able to keep that uncomfortable stinging feeling out of a batter's hands if you take a baseball close to the hands or up near the end cap Marucci outfits this Cat 9 with some really impressive technology