The Atom ONE Inline Skate Wheels are high performance race wheels. They are competition ready and World Inline Cup (WIC) Champion approved. They offer extreme cornering, grip, and consistently fast speeds. A raceinspired urethane compound results in enduring performance characteristics with consistent lap times throughout the life of the wheel. Symmetrical profile, high rebound, and large hub provides enormous support for the urethane and crown areas for powerful cornering capability and quick turning response. Atom wheels are great for racers and speed skaters looking for control and grip in varying conditions.