Scratch-resistant polycarbonate lens. Provides 99.9 percent UVA and UVB protection. Thin and flexible temple design provides maximum comfort and a secure fit. CSA Z94.3 and ANSI-Z87.1 approved. Molded nosepiece provides more comfort and reduces slippage. Lightweight comfort and protection combined in a rimless design. 2.25" D x 5.375" W x 1.75" H