4UGoods Anti-fog Snowmobile Ski Goggles Snowboard Skate Eyewears for Kids Youth POLARIZED PC REVO GLASS (Anti-UV,Anti-scratch,Ant-impact):Outer lenses are sheathed in a protective armour to prevent scratches,keeping your lenses and outlook as clear as a bluebird sky. HIGH VENTILATION,TRIPLE-LAYER FACE FOAM:Designed to reduce fogging and optimize the flow of air over the inside of the lens.These venting ports control airflow,while preventing clogging from snow,ice and moisture. Dual-PC LENS,REVO MIRROR GLASS with UV400 PROTECTION and ANTI-FOG:Embedded premium anti-fog layer in the inner lens disperses water molecules across the surface of the lens,restricting moisture build up that can impede your crystal clear view of the terrain ahead.DOUBLE LENS THERMAL BARRIER:The unique double lens design creates a thermal barrier,while providing exceptional optics and a superior seal. TPU ANTI-IMPACT FRAME and ADJUSTABLE ELASTIC NON-SLIP HEAD STRAP:Flexible frame conforms to any face for a comfortable fit,silicone elastic strap fit all adult,unisex,girls,boys,women,men,except child.It is fashion,lightweight,comfortable,windproof,sandproof.also for mountaineering,hiking in the desert,cycling. Package includes: glasses box, goggles, cleaning cloth