Firepro 1971 EX-2 The FirePro-1971 EX-2™ model features a two-piece strap with Snap-on/Snap-off mounting brackets that easily secure to brimmed helmets, no drilling required. This patented system allows the goggles to be kept on the front or back of a helmet, or quickly removed and stowed in a pocket. This configuration is recommended for use with or without face shields. Key Features Patented ESS Speed-Clip™ strap system makes adjusting the tension of FirePro™ goggle straps quick and easy, even with gloves on. ClearZone™ FlowCoat lens treatments provide an optimal combination of anti-scratch coatings on the outside of the lens and anti-fog coatings on the inside. Low-profile frame with wide wrap minimizes helmet interference and maximizes peripheral vision. Full-perimeter ventilation and filtration system further minimize lens fogging while filtering airborne particles, dust, and debris. Extra-thick, 2.8 mm high-impact Profile™ Series military goggle lenses that meet and exceed ANSI Z87.1?2015 and CE. Lenses provide 100% UVA/UVB protection and distortion-free optical clarity. A prescription eyewear solution is available for ESS FirePro™ goggles: the ESS U-Rx™ Insert. This prescription carrier is cross-compatible with ESS Cross-Series™ and ICE™ Eyeshields, providing an Rx solution that can be used across numerous ESS eye pro platforms. Kit Includes 1 Black FirePro-1971 EX-2™ Goggle Frame with Closed-Cell Vent Foam A Two-piece Black Strap with Snap-on/Snap-off Helmet Mounting Brackets (No Drilling Required) and Black Speed-Clip™ Strap Outriggers 1 Clear FirePro-1971™ Clear Lens 1 User's Guide 1 ESS Sticker TAA Compliant Made in the U.S.A. ESS 0EE701400000300, 740-0536, 7400536, 0EE7014, ESS0EE7014, 0EE701400000300, 00000300