EUC - EUC without limitations EUC J - EUC Riders up to 16 years old EUC LIGHT - Non-pro EUC, will be decided by weight, wheel size, top speed, voltage or other, cannot be combined with EUC OPEN - Eskate without limitations OPEN 2WD - Eskate, max 2 wheels powered by motor, no foot fixation, cannot be combined with OPEN OW - Onewheel without limitations STREET - Eskate, max 2 wheels powered by motor, no foot fixation, only urethane wheels up to 92mm STREET UNLIMITED - Eskate with urethane wheels without other limitations, cannot be combined with STREET