Thanks for your interest about our product.We are specialized in the production and sale safety helmets, have obtained CE (EN397 - 1995) standards, this kind of product uses ABS material with ultra-high strength , his appearance uses the same streamlined design like military helmets to minimize the impact with its efforts to protect the head and cervical spine. And inside the helmet with six points force , three nylon belt, it is comfortable to wear , also the dispersion force is the greatest. In China, the workers who builded the Bird's Nest(Beijing Olympic Stadium) using our helmets, the workers who building the high-speed rail (speed 350 km / h) from Beijing to Shanghai (length 1,100 km) using our helmets, also China State Power Group is our client.We provide high-quality helmet and can give you a competitive price. We are looking forward to your further enquiry.