Mizuno GMP100 Pro Limited Edition Baseball Fielder's Mitt Off-season conditioning program-one time Mizuno will repair and recondition your glove to bring it back to it's original glory Speed Drive Technology-gloves perfectly balanced by position to provide the fastest reaction/best response possible Deguchi Kip Leather-tighter fibers, proprietary tanning provide perfectly conditioned leather that is stronger than the previous Mizuno Pros Shika Palm liner-Elite deerskin palm liner that provides the ultimate in soft feel Tartan 4 web