Bullard set the standard for head protection more than 97 years ago with the invention of the hard hat, and continues its tradition today by developing head protection products that offer superior performance, comfort and value. Bullard Hard Hat, Full Brim, Series: Classic C33, Fits Minimum Hat Size: SZ 6-1/2, Fits Maximum Hat Size: SZ 8, Black, HDPE, 6-Point Flex-Gear Suspension, ANSI Electrical Class Rating: Class E and G, ANSI Impact Rating: Type I, Slotted: Yes, Ratchet Adjustment