Formula Four Urethane: An unbeatable, lasting performance urethane. Fast, long lasting, abrasion resistance with a smooth anti-slip slide and controllable grip.
93 Duro: Soft sliders offer a controllable, consistent slide anywhere. Soft duro combined with high rebound compound absorbs more impact and vibrations. Easier on your body for longer sessions.
Classic Shape: Medium width riding surface with round sidewalls. Designed for control in all situations.
