GMax Gm45 Naked Helmet The Gmax Hh-45 Naked stays true to its name Naked! What you see is what you get with this half shell motorcycle helmet. A dual density EPS liner sits just beneath the high quality fiberglass shell to help absorb impacts. Features: Premium venting reduces heat at the top of the head Comfort liner, shell and styro designed for maximum venting without reducing the integrity of the helmet Premium soft materials used for padded chin strap covering