Material:TPU frame + PC lens with high rigidity, not easily deformed or broken. UV400 protection PC, block out the harmful ultraviolet light, reduce light intension, protect your eyes. Elastic headband strap is adjustable and skidproof, you can loose or tighten the band to adjust the size, tightness and comfort, both men and women to wear. Used in a variety of occasions:Perfect to use them when you are stepping on your skis or snowboard, skiing, skating, climbing, riding on your motorcycle/mountain bike, skydiving, bungee jumping, playing shooting games, doing an experiment in a lab, working in a construction site or having a snowball fight. Get rid of the fear of wind, dust, cold air, snow, sunshine and harmful lights. Lightweight, durable, breathable, warm, protect from winds, snow, strong light etc. High Cost Performance - High quality TPU frame with best impact-resistance and three-layer foam for comfortable wearing. And the lens with UV400 Protection Anti-fog, Explosion-proof, Double layer lens, Mirror Coating. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''''''''''''''''''''''''''''''''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it!