PHOTOCHROMIC SUNGLASSES --- The magical photochromic lenses are based on the intensity of sunlight and ultraviolet lights, darkening the light grey lens. Light intelligent lenses automatically adapt to changing light conditions. The advantage of a photochromic lens is that you can wear your eyewear all day and can change your lenses color according to light conditions
ADJUSTABLE DESIGN --- The frame is made of lightweight metal and spring hinged to adjust to your needs. The nose pads are made of comfortable silicone material, which is soft and non-slip and reduces the burden on the nose bridge
UV400 PROTECTION --- Maximum UV400 protection for keeping your eyes healthy without strain, blocking out 100% of all UVA, UVB and harmful blue light up to 400nm. It protects against UV rays and harmful light in the sun and makes your vision clearer and more natural, giving you a cool feeling