Feather-light for all-day comfort. Rimless, one-piece "winged" lens design offers extra side protection. Tough nylon frame with adjustable temples; flexible vinyl earpieces with grip-tight dots prevent slippage. Scratch- and impact-resistant hardcoated lens blocks more than 99.9% of UV-A and UV-B light. Meets or exceeds ANSI Z87.1 standard CSA Z94.3 certified.