Gripped wheels offer a quick response with small grooves that are designed to wear down faster. This Set of 4 Wheels features a classic medium profile, perfect for all skate styles, and is built with 80HD Urethane for maximum speed. The conical full shape provides a wide riding surface and cutaways for better control and speed. The 80a durometer provides a versatile blend for pushing, curbing, hill-bombing, and sliding.