ShowJade TM Traction Grip Overlays for Glock 17, 22, 31, 34, 35, 37 Gen4 pistols These are the highest quality grip overlays out there bar none. Made from high quality 3M brand material,Proudly Made in the U.S.A The added traction will speed you up on follow up shots,grip enhancements provide improved gripping of your polymer framed handgun. ShowJade TM registered Products Allow for better purchase on the draw,Fits Glock 17, 22, 31, 34, 35, 37 Gen4 pistols