Carbonic-X spherical lenses have fewer surface points to reduce sun glare Tarpered Lens Technology corrects visual distortion for directing light to eye Porex Filter Technology equalizes air pressure within the goggles' sealed lens Filter around lens chamber uses atmospheric pressure to reduce distortion Fog-X inner lens treatment absorbs moisture and disperses to minimize fogging Wide, silicone-backed strap with adjustment system allows you to fine tune fit Includes a microfiber goggles bag Best Use:   Snowsports UV Protection:   100 Light Transmission:   36%