bullabulling Photochromic Reading Sunglasses Spring Hinge Blue Light Blocking Glasses Transition Sun Readers

bullabulling Photochromic Reading Sunglasses Spring Hinge Blue Light Blocking Glasses Transition Sun Readers

Photochromic Reading glasses Lenses are clear when indoors or at night and automatically darken to a sunglasses tint when exposed to UV sunlight. Lenses will begin to clear as soon as they are away from UV sunlight, and will be noticeably lighter and mostly clear within a few minutes. They absorb UV radiation that can otherwise damage your eyes. They are a great solution for people who hate constantly switching between reading glasses sunglasses. Bullabulling-New Brand Design,It is Suitable For Any Face, Show Your Unique And High-end Taste. The comfortable spring hinge design can fit snugly on any face without worrying about being too tight or too loose. The stylish black-grey classic photochromic progressive reading glasses provide an extra large clear vision, flexible and durable spring hinges, and TR90 temples that open around 30° outward, making each pair of no line multifocal transition reading sunglasses a perfect fit for every face shape. Soft nose pads make the nose bridge relax. SUITABLE - Suitable for reading,walking or other outdoor. it a wonderful gift for friends and family! If you have any question, please feel free to contact us. 1.Photochromic Glasses -Tinted lenses - great for outdoor reading.Classic-shaped frames, look good on any face. In different weather ,the lens have change. 2.Photochromic Reading glasses Lenses are clear when indoors or at night and automatically darken to a sunglasses tint when exposed to UV sunlight. Lenses will begin to clear as soon as they are away from UV sunlight, and will be noticeably lighter and mostly clear within a few minutes. They absorb UV radiation that can otherwise damage your eyes. They are an excellent solution for people who hate constantly switching between their reading glasses and their shades 3.Photochromic lens optical glass containing silver halide microcrystals, phototropy reversible reaction according to the principle, in the sunlight and UV irradiation variable dark, completely absorb ultraviolet and visible light absorption of neutral; back to the dark, can restore the colorless transparent. material lens,aspherical wear-resistant transparent and clear,protect your eyes when reading.