【Introduction to the frame】 The frame adopts geometric design. The rubber nose pads and non-slip temples are soft and comfortable, and fit the face perfectly. The TR90 material frame is soft, durable, not easy to break, highly flexible, and ultra-lightweight. 【Lens introduction】 The photochromic lens changes from light gray to gray under the irradiation of ultraviolet rays (sunlight). The lens is lightweight, tough and not easily deformed. Using 100% UV 400 protective coating can block harmful UVA, UVB, UVC and blue light. These lenses have high definition, impact and scratch resistance, and lightness suitable for all-day wear. 【Features】 Fashionable design, colorful frame, light and flexible, suitable for more face shapes. The lightweight design is very suitable for motorcycles and bicycles, driving, fishing, walking, climbing, hiking or other outdoor. 【Notice】 1. Avoid contact with perfumes, insecticides and other items containing chemical ingredients, so as to avoid chemical corrosion on glasses lenses and frames, and better protect your glasses. 2. After use, please wipe your glasses and put them in the glasses bag for safe storage. Do not store them with hard or sharp objects to avoid scratching the lenses or the top coat. 3. Please wipe it with a professional glasses cleaning cloth before use, and rinse it with a professional cleaning agent if necessary 【Specification】 Size       Length 150 mm    Height 60 mm Gender   Unisex/Men/omen Material  Polycarbonate Weight  Single glasses 35 grams Season  Suitable for all seasons