These quad derby skates also have tough 62mm, 93A hardness polyurethane wheels designed to provide just the right amount of grip. DESIGNED WITH SAFETY IN MIND - The boot has a low, yet snug fit ...

Wheels: Ego wheels are 62mm, designed specifically for indoor rink skating, and work great on wood, cement, or tile surfaces. They work best for speed, shuffle, and derby skating. Plates ...

speed skates, kids skates, roller derby skates, and inline skates (aka roller blades). Indoor skates typically have narrow wheels for easy turning and maneuvering around the rink. Outdoor skates ...

In individual long track speed skating events, competitors skate around a 4000m oval ... "The best I can describe it is like inline but on blades and not on wheels," U.S. short track skater Maame ...