Interchangeable lenses: Clear H2X AF, Gray H2X AF, and Amber H2X AF. Black nylon case for storage. Flame resistant foam padding. Strap has quick-fit retainer for easy on/off. Interchangeable temples/strap included with each pair. Passes MIL-PRF-32432 High Velocity Impact Standards. Custom imprinting available. STANDARDS & CERTIFICATIONS ANSI/ISEA Z87.1-2020 + High Impact CE/UKCA EN 166 MIL-PRF-32432