Sellstrom's GM510 Safety Goggles is designed with a durable K & N rated anti-fog/anti scratch coating for fog-free eye protection in a variety of home and occupational settings. Molded curved polycarbonate lens provides clear views; Co-molded soft TPR body & swivel-mounted extra-wide flame retardant strap for an all-around comfortable fit. Top & bottom indirect vents protect against dust and chemical splash; Lens offers 99.9% UV protection. Goggles can be worn over most prescription eyewear for a soft comfort fit; Put glasses inside goggles, then place glasses and goggles onto your face slowly, adjust till comfortable. OSHA compliant; Meet or exceed ANSI Z87.1+ high impact & CAN/CSA Z94.3 standards.