The Standard 911 modern-style helmet features a heat-resistant inner shell and a urethane foam liner. It also features a thermal impact cap insert to help keep the helmet up to 66% cooler than helmets without the insert. 6-way overhead suspension straps and a crown pad help to provide a customized fit. The 3-pc. headband adjusts easily with a ratchet system. Ear/neck cover features Nomex and fire-resistant cotton construction. It is removable and replaceable. Nomex chinstrap with 1-hand quick-release buckle and post- man?s slide fastener. Brim rear has a D-ring hanger. Fits 6 1?2 to 9 head size. This listing is for each. Technical Specification Item Fire Helmet Style Modern Color White Shell Material Fiberglass Fits Hat Size 6-1/2 to 9 Chin Strap Yes Suspension Yes Includes Goggles, 3M Solid Lime Yellow Reflective Strip Trim, Knit Sweatband and Nape Standards NFPA 1971