GIST Tock photochromic sunglasses Transparent/CAT1-3

A bold and sophisticated profile with structure in Grimalid, a shape memory polyamide-based technopolymer material, impact resistant. Technology that allows you to wear hypoallergenic, lightweight (33g), resistant to different environmental conditions and chemical agents Terminals and nose piece in ultra-grippy rubber for total adaptability and unparalleled comfort All of our eyewear lenses are subjected to stringent safety tests to ensure the wearer protection and quality. The Tock PHOTOCHROMIC (CAT.1-3) system allows lenses, exposed to UV radiation or sunlight, to start a reversible chemical reaction which leads to gradual darkening. To return to the initial state of transparency when the irradiation of light or UV rays disappears. Features: - Innovative technologies - Sophisticated design - Absolute protection