Complete impact and harmful light protection for your eyes on your next outdoor adventure! We put together a top quality, comfortable and stylish package at a very affordable price. Frame is matte black with no logos and suitable for wear with Military or Police uniforms. The included lens are easily changed to suit light conditions, activity or taste. Rigid frame can be converted from temple arm wear to secure and stable head strap wear. INTERCHANGEABLE LENS: All 5 included lens surpass international UV400 light protection standards and ANSI Z87.1-2003/CE EN166 high velocity impact protection standards. The lens included with this kit are superior quality with unsurpassed clarity. Included Grey TAC Polarized Lens provides drastic reduction or elimination of glare. RIGID FRAME: Frame is rigid and constructed of sturdy polymer resin. With 3 point lens retention, our high quality lens are held securely and impact protection is assured. CONVERTIBLE FRAME: Easily detach temple arms and install included head band for extra stability and security as you engage in extreme activity or wear headgear such as earmuffs. VENTED SILICON CUSHIONING: At nose, eye and ear contact points, vented silicone rubber is used. This allows moisture to escape for added comfort and enhanced non-slip function. Silicone covered nose bridge support can be shaped for custom fit and comfort. PRESCRIPTION OPTICAL INSERT: Use this only if you need prescription lens for your sunglasses. We include information on having prescription lens made. The sunglasses are fully functional and comfortable with or without these inserts. COMPLETE EYE PROTECTION SYSTEM: Kit comes complete with 5 lens, convertible frame, prescription optical insert, temple arms, head strap, hard case, microfiber pouch, microfiber cleaning cloth, neck cord and instructions. This sunglasses kit ships from the USA. All lens are enclosed in plastic sleeves and packed in padded hard case for protection against scratching.