Zionor X7 Ski Snowboard Goggles with UV Protection Anti-fog OTG Spherical Lens Anti-slip Strap for Men Women OVERSIZE SPHERICAL VIEW  Lagopus X2 ski goggles featured with extra-large size lens for wider field of vision with peripheral design for less distortion when skiing and snowboarding CLEAR VIEW & FOG FREE  Double layer PC made lens comes with ZIONOR unique anti-fog treatment, UV400 protection coating and special tinting. Protect eyes from harmful glare sunlight and help skier to identify the bumps, ditches and turns. Enhanced VENLTATION  Large range venting holes on top and bottom sides provide smooth air-flow and reduce fogging on warm, moist and cold weather condition. DURABLE QUALITY  Strong PC material lens and high-end TPU made frame offer impact-resistance and protect skier or snowboarder from incidents. COMFORTABLE WEARING  Multiple layer foam attached on the frame tightly and cover the eyes with good sealing, solid wind-proof and keep the face warm. Spherical goggle comes with wider visibility and designed based on human engineering hence the upgrade postposition makes less interference to eyes view. The sphere design provides bigger space between lenses to eyes. Profit brought by this idea is significant anti-fog function: there is enough cyclic room for air comes from vent that reduce the chance to making fog, sphere surface enhance the distance between lens and eyes, vapor from eyes will not reach to lens to make mist. The whole lens design is similar to human eyes; wearing sphere lens goggle provides totally vertical visibility to all directions and lowers optical parallax. Lens is not as close to eye as before, it reduces the chances to hurt eyes under incident e.g. impact. The shock-resistance and non-deformability are much better than cylinder lens. Smooth Air-flow system to prevent fogging during ski, snowboarding. UV400 protection and spherical designed dual-lens for better eyes protection. Adjustable strap suits customer with different head sizes and compatible with helmet wearing. Compatible with unisex teenager to men and women, from amateur, avid to professional. Please do not touch, wipe and clean the lens with fingers or tough items as they will either stain or scratch the lens. Please keep the goggle in the pouch or box when not using it. Please do not use mascara or other oily substance in case lens gets dirty. Please air-dry the goggles after every snow sport e.g. skiing, snowboarding and etc. Please do not wipe the inner lens which will invalidating anti-fog function. Please do not put on and off frequently when skiing or snowboarding which will cause serious fogging due to temperature difference. VLT 0-8% - Suitable for sunny day with bright light. VLT 9-18% - Suitable for sunny to partly cloudy day. VLT 19-42% - Suitable for overcast, cloudy foggy day. VLT 43-79% - Suitable for low light conditions. VLT 80-99% - Suitable for dark night. Lens type: Spherical Detachable Lens: Yes UV400 Protection Coating: Yes Anti-fog Coating: Yes Frame: TPU Helmet Compatible: Yes Face Size: One Size Lens Width: 9.0 in Lens Height: 4.13 in Ventilation: Two-way channel Recommended: Skiing/Snowboarding Outer Lens Material: PC Inner Lens Material: CP