ESS Clear Lens Replacement Set for CDI MAX Eyewear. 4mm high-impact polycarbonate. The CDI MAX's Lateral Exchange System by ESS Safety Glasses and Goggles allows for rapid lens interchange. This ESS Glasses Accessories Kit includes two CDI MAX lenses (right and left) and a protective lens pouch. ESS CDI MAX replacement lenses are also in Mirrored Silver Clear Smoke Gray Hi-Def Yellow and Rose Copper. Compliant with US Federal OSHA ANSI Z87.1+ and U.S. MIL SPEC MIL-PRF-31013. All ESS replacement lenses from CDI MAX Family provide 100percent UVA/UVB protection. Medium-Large fit. We offer complete line of ESS Glasses Accessories. For our complete selection of products by ESS Safety Glasses and Goggles on sale please visit our ESS Safety Glasses and Goggles page. For more Glasses accessories please visit our eyeshields accessory store sections. Specifications for ESS CDI MAX Glasses Lens Sets: Manufacturer: ESS Condition: New Package Contents: ESS CDI MAX Replacement Lenses