These are the Rollerblade Hydrogen Blank Wheels in 60mm with a round profile for speed and agility. Poured in the USA using the Hydrogen premium urethane formula, they can resist rough surfaces and bounce back.
A solid Anti-rocker wheel from the company that started it all. Sold in 4pks.
Rollerblade Hydrogen Blank 64mm Wheels are designed to optimize street and park skating performances. Poured in the USA with premium urethane in a round profile for speed and agility.