●Type II Vented Safety Helmet - For protection against a blow to the top & sides of head, meeting ANSI / ISEA Z89.1 2014 ●Features adjustable chin strap and a ratchet closure with a 4 point suspension ●HT (High temperature up to 120° f +/- 3.6° f) & LT (Low temperature above -22° f +/- 3.6° f) ●Made from PC & ABS (Polycarbonate & acrylonitrile butadiene styrene) ●Class C (Conductive)