GIST - Mask Photochromatic Coperture Ciclo Designed for road cycling to

Designed for road cycling to deliver top performance in the harshest conditions

Made with durable yet lightweight materials

durable and tough housing

Now more versatile than ever

Milkit valves do not clog like others

GIST - Mask Photochromatic Coperture Ciclo Designed for road cycling toThe photochromatic system allows the lenses, when exposed to UV radiation or sunlight, to start a reversible chemical reaction that leads to gradual darkening. They return to their initial transparent state when the light or UV radiation disappears. These glasses are top class lightweight, weighing 30g, thanks to the extended single shell frame cut precisely from polycarbonate with 100% protection from UVA, UVB, and UV rays. The Mask glasses'