The OnGuard 225S Prescription Safety Glasses are a comfortable, lightweight frame for all-day use. Made from TR-Nylon, these full-rim Safety Glasses are available in Matte Black Yellow, Matte Gunmetal Green, Matte Navy Orange, and Silver Navy. In addition, this non conductive frame contains no metal components, and also features adjustable temples. Plus, a replacement nose bridge and dust dam can be purchased separately. Our safety glasses meet rigorous industry standards and are ANSI Z87.1 and CSA Z94.3 approved for optimal protection. For more options check our OnGuard Prescription Safety Glasses Collection.