Plum Karibou 12 StopperOur new patented system incorporates elasticity in the front stop to improve ski flex under heavy compression. The ultimate weapon for aggressive skiers. Better balance between the weight of the bumper and the weight of the heel pad Better distribution of elasticity between the toe and heel piece Improves the progressiveness of ski flexion during high compression (very hard turns and jumps) Reduces the risk of the front stop tearing off in high impact