JSP® 280-AHS150V-50 280-AHS150V Head Protection Hard Hat, HDPE, Polyester Textile Strap Suspension, ANSI Electrical Class Rating: Class C, ANSI Impact Rating: Type II, Wheel Ratchet Adjustment JSP® 280-AHS150V-50 280-AHS150V Head Protection Hard Hat, HDPE, Polyester Textile Strap Suspension, ANSI Electrical Class Rating: Class C, ANSI Impact Rating: Type II, Wheel Ratchet Adjustment