RipStik Caster Board (G 15055030 reen) Groundbreaking caster board that acts like a skateboard/snowboard hybrid Pivoting deck and 360-degree caster trucks enable snowboard-like carving Spiked traction pads, kick tail and nose, and concave deck design 76mm polyurethane wheels and precision ABEC-5 bearing casters Designed for children 8 years and up; supports up to 220 pounds