Hyper Cannibal Wheels - Blue 62MM SIZE - 62mm x 42mm size, the most popular for indoor speed skating MADE FOR SPEED - Designed from the beginning to be a higher end quad speed skate wheel. Many championships have been won on Cannibal wheels. Originally designed by Tom Peterson, a world champion. MADE IN THE USA - From the highest possibly materials, quality urethane, and aluminum hubs. ALUMINUM HUB - Lightweight and super strong, to ensure the wheel remains perfectly round, even when weight is pressing down. EIGHT PACKS - Eight wheels, for a complete set.