The Standard by Bullard has a low-profile design and comfort suspension that combines comfort with a look workers prefer. The Standard series includes low-profile cap or full-brim style shells to meet the safety and comfort needs of today's worker. Models S51, S61 and S71 meet/exceed OSHA and ANSI Z89.1-2003, Type I, Class E and G requirements. Model S62 (vented) meets/exceeds OSHA ANSI Z89.1-2003, Type I, Class C requirements.