KleenGuardTM V60 NemesisTM Rx Readers Prescription Safety Glasses Product Details: Features a sporty, flexible, lightweight design Wraparound frame has a base curve of 8 that extends the range of peripheral protection, as well as soft touch temples for comfort Corrective lenses are hard coated for scratch resistance and longer life Patented FLEX-DRY* nose piece designed to be extremely flexible, to channel sweat away from the eyes, and to help prevent slippage down the nose for long-term comfort Polycarbonate lenses provide 99.9% UVA/UVB/UVC protection Includes neck cord for securing them, so that the glasses are ready to protect at a moment's notice Includes: Neck Cord Testing and Approvals: ANSI Z87.1+