Material: PC lens, double-layer magnetic lens, replaceable lens / UV protection Product size: length 17.5cm, width 9.8cm Product weight: 0.42kg Sports outdoor items: skiing Applicable objects: Adults, unisex Suitable season: autumn and winter Product Features: 1: High-quality double-layer REVO coating large spherical anti-fog filter ultraviolet rays 2: Magnetic lens, rapid replacement technology adapts to the rapid replacement of lenses under different light 3: The frame has a card slot for myopia to hold myopia glasses 4: The mirror strap is upgraded with anti-skid glue and the helmet is not easy to slip off 5: The double-layer lens design and the high-performance hydrophilic coating on the inner side minimize the chance of fogging. The ventilation at the top and bottom can generate effective air circulation, thereby further ensuring a fog-free view. 6: Packing list: ski goggles + storage bag + English manual + packing box