The Go-Specs II system offers 2 safety glasses for the price of 1 With an elastic fabric strap and rubber tipped temples include – you have the choice of comfort and protection. Use indoor or outdoor, protects you against dust, sand, cement, chemicals, heat, humidity and more! Anti-Fog SuperCoat Elastic Fabric Strap and Rubber tipped temples EVA Flame Retardant closed cell foam seal for better fit and protection Ratchet adjustment of strap angle Ballistic Vo Rated – 4x the ANSI standard 100% UV protection Complies with ANSI Z87.1-2010 (+) & CE-EN-166