Lens colors and categories:Cat. 0 - 80%-100% - very low sunlight Arctica G-117C Goggles Features: Ideal for night riding in artificial lighting Offers excellent comfort and a perfect fit Three-layer anti-allergic foam Lenses made of two materials Outer lens made of polycarbonate with a mirror coating Inner lens made of cellulose acetate with an anti-fog coating to prevent fogging Helmet compatible UV 400 filter W Also included:A practical microfiber bag for storing the goggles.TECHNOLOGIES USED: TPU FRAME - THERMOPLASTIC POLYURETHANE - This is an exceptionally durable material that remains flexible over a wide temperature range. Goggle frames made of this material are soft, comfortable to wear, and at the same time extremely resistant to scratches and cracks. DOUBLE LENS SYSTEM - Double lenses and adequate ventilation are the two basic features that prevent goggle lenses from fogging. The outer layer is made of hard polycarbonate or polarized glass, and the inner layer is made of cellulose acetate coated with an anti-fog layer. The air layer between the lenses creates a thermal barrier and eliminates fogging. UV 400 FILTER LENSES - The UV 400 filter blocks all three ranges of ultraviolet radiation: UVA, UVB, and UVC. It guarantees 100% protection against the undesirable effects of solar exposure. ANTI-FOG COATING - A special layer that prevents the lens from fogging in sub-zero temperatures. Improves visibility in difficult weather conditions. GOGGLES WITH THREE-LAYER SPONGE - Three layers of high- and medium-density polyurethane foam are covered with soft, pleasant-to-touch, and hypoallergenic polar fleece material. HELMET-COMPATIBLE GOGGLES - Matching the goggles to your ski helmet increases comfort and enjoyment.