Champ spike fastening system unsurpassed comfort unparalled traction innovative wear indicator easy to change easy to clean twice the durability of nearest competitor green friendly pinkstyles q lok system 18 spikesthe champ q lok system eliminates the traditional threaded system for fastening spikes to shoes q lok incorporates a patented design based on two interlocking triangles a female receptacle in the shoe sole and a male receptacle on the spike q lok simply requires downward pressure