This "stretch-to-fit" grip glove features Pachmayr's Decelerator material which delivers recoil reduction and enhanced firearm control. The ventilated side panels and finger grooves provide for a sure grip and instinctive gun orientation. Designed for easy installation and does not need to be trimmed to fit. DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.