Skullerz Osmin Anti-Scratch & Enhanced Anti-Fog Safety Glasses feature over-the-glasses (OTG), wraparound lenses for a wide field of vision and seamless fit over prescription frames. Tough, anti-scratch, anti-fog, polycarbonate lenses protect against impacts and filter 99.9 percent of harmful UVA, UVB and UVC rays. Nylon and soft rubber design adds durability and flexibility. Molded-in brow guard and side shields provide enhanced protection from debris. Integrated brow venting allows airflow for improved, anti-fog performance. Rubber temples bend and re-bend for a custom, secure fit. Built-in, soft, rubber guards on the frame and temples protect prescription frames and lenses from constant movement and harmful scratching. Impact-resistant safety glasses are tested to ANSI/ISEA Z87.1-2020 High-Velocity Impact Protection and optical requirements. Indoor/outdoor lenses with 50 percent VLT are ideal for indoor, nighttime, hazy and cloudy conditions.