Aluminized Kevlar skirt with Nomex inner lining.
The shell is made of high-density thermoplastic of the highest quality, reinforced, with fine finish inside and outside. It has a central rib and triangular front for greater support. The helmet, for greater ease, has ratchet and suspension adjustments for its net type support, giving greater security and comfort, also has its nuquer aluminized Nomex lining and padded in the forehead for head support.