The ESS FirePro-1977TM goggle series features a low-profile design that prevents helmet interference and increases peripheral vision. The patented Speed-ClipTM system facilitates quick strap adjustment, even with gloves on. All goggle components are heat and flame resistant, including the durable OpFoamTM face padding. The FirePro-1977 EXTM is certified as compliant with NFPA 1977-2011 Edition, including the 3500F for 5-minute oven test. Tear-Off Lens Covers are available as accessories.