Unisex Photochromic Sports Glasses with UV400 Protection

Original title: Unisex Photochromic Sportbrille mit UV400-Schutz

【Light and comfortable】 Weighing only 29g/piece, the ultralight sunglasses reduce pressure on the nose and temples. 【Safety】The sunglasses lenses are made of PC (polycarbonate), which blocks 100% of UVA, UVB and UVC rays as well as harmful blue light up to 400nm. TR, with super toughness, impact resistance, abrasion resistance, anti-fog and high temperature resistance. 【Chromatic lens】Smart cycling sunglasses automatically become lighter or darker with changes in light. 【Note】 The speed of color change depends on the intensity of UV radiation and the tempe