Standard series models S61 feature a worker preferred, low profile shell style and patented comfort suspension, all in an economic package. Suspension feature includes easy-to-adjust vertical height settings and a large, absorbent cotton brow pad. A 4-point nylon suspension system, either self-sizing or Flex-Gear ratchet, is available to provide a custom fit. Meets/exceeds ANSI 289.1-2003, Type 1, Class E and G requirements.