Designed and headquartered in the USA these wheels are ideal for outdoor surfaces such as asphalt and concrete. Built to last with street-level 85A hardness. High rebound technology providing more speed and force with each stride. Fits all standard HiLo senior inline roller hockey skates. Abrasion resistant endurance urethane for superior outdoor wear and great grip. Includes 4-76mm and 4-80mm outdoor 85A wheels. Standard hub wheel designed for the standard 608 bearing size. Abrasion resistant endurance urethane for superior outdoor wear and great grip. Built to last with street-level 85A hardness. High rebound technology providing more speed and force with each stride. Ideal for outdoor surfaces such as asphalt and concrete. Standard hub wheel designed for the standard 608 bearing size. Designed and located in California.