Champ Scorpion Stinger Slim-Lok Golf Spikes 100 rubber Imported TRI-Lok system Package quantity: 18 From the World's leader in sports cleat technology Made for thinner, low profile TRI-Lok fastening system The patented built-in locking ring provides the best spike retention in the industry, virtually eliminating spikes from falling out of golf shoes Made from soft durometer TPU for superior comfort and durability; Green-friendly design minimizes marks on the green "C" visible wear indicator turns solid when spikes need to be replaced Three easy-start threads, along with reinforced wrench holes, make it easier for removal and replacement