Sure grip standard cushionstired of creaky bushings or poor performing skates replace your suspension cushions for a fresh smooth more controlled and comfortable skate made from top of the line material that exhibit great rebound and longevity these cushions come in 4 hardnesses so you can adjust your plates to your exact needsblue 72a softestyellow 79apurple 85ared 93a hardestthese cushions are suitable for all suregrip plates and most powerdyne plates except the revenge and the