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"Lightweight, versatile shell design without a rain trough offers strength and rigidity. Complete with accessory slots and 4-point nylon web suspension with forehead comfort band and crown pad, 4-point chin strap anchorage and 3-level height adjustment. Available with quick-fit standard pinlock or ratchet adjustment. Made from HDPE. Meets ANSI Z89.1-2003, Type 1, Class E."