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 headban more→d 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,…