bike helmet road motorcycle adjustable lightweight ultralight cycling helmets riding sports for men women safety protection

material: eps+pc applicable gender: male and female color: blue and black, red and black, orange, black and white, blue and white, red and white, pink and black, yellow and black, bright black, pure white, green and black size: one size the correct way to measure the fit helmet: take a tape measure parallel to the temple and go to the back of the head for a week. the data obtained is the correct size to be purchased for the helmet. (be careful not to wrap around the eyes or the of the head)our company specializes in the production of automotive supplies, accessories, and the quantity is large. welcome to order them