ICE 3LS (Medium/Large Fit) - Black Frames. One fully assembled ICE frame w/Clear lens and two interchangeable lenses: Smoke Gray & Hi-Def Yellow. Zippered hard case, no-fog cloth & elastic retention strapThe ESS Interchangeable Component Eyeshield (ICE™) is a lightweight, frameless eye protection system that offers a unique combination of high-impact resistance, unrestricted field of view, and interchangeable lenses for effective eye protection in any light condition. Adjustable earbends allow for a comfortable, secure, anatomical fit. Telescoping temples offer bend-to-fit inner-wire ear tabs and a snap-on leash system.KEY FEATURES:- "Frameless" design provides unlimited field of view- Pliable earwires & extendable temples for custom fit- ToughZone™ Lens Coating: Both sides of ICE™ lenses are protected with a scratch-resistant treatment- ESSOPTICS™ deliver distortion-free optical precision throughout the entire field of view- 2.4mm high-impact 100% UVA/UVB polycarbonate lenses- Full compatibility with helmet-mounted night vision devicesBALLISTIC PROTECTION STANDARDS: This ICE™ eyeshield is compliant with U.S. MIL SPEC MIL-PRF-31013 (Clause 184.108.40.206), ANSI Z87.1-2010,CE EN 166 and U.S. Federal OSHA.