UVXSX0301XP Features and Benefits: -Uvextreme® Plus, our longest lasting anti-fog coating. -MoistureWick™ brow accessory absorbs and wicks away perspiration to keep lenses clear in hot environments. -GripClick™ frame width adjustment ensures a comfortable fit for all face sizes. -Ratcheting temples make it easy to adjust the lens angle for a close fit. -Lifetime frame guarantee. Uvex ExtremePro has a rugged design. FlexFit™ bendable temples and nosepiece for a more comfortable, customized fit. -Uvex ExtremePro Expresso Lens.-Lifetime warranty on frames only .