bollé - SIERRA, Blue Tie Dye Matte, Bronze Blue, Small-Medium, Feminine, Adult

[Lens Technology & Category : SLF Cat. 3] Protective lens for sunny to partially cloudy days The Superior Light Filter (SLF) polycarbonate lens for sunny to partially cloudy conditions ensures 100% UV protection. [Lens features : Anti-Fog coating, Anti-Scratch Coating, Double Lens] Clear vision thanks to scratch and fog resistance The double lens construction creates an insulating layer that reduces condensation and fogging. Coatings keep the fogging to a minimum and the lens surface in prime condition. [Ventilation system : Flow-Tech Venting & Vented Lens] Ventilated frame & lens to prevent fog Vents on the outer surfaces of the goggle frame and on the lens allow air to enter and exit, thereby improving comfort and reducing fog buildup. [Frame Technology : Not Applicable] [Finishes : Double Density Face Foam] Face foam with fleece for better comfort The face foam is laminated with a soft fleece that is comfortable on the face and provides better moisture management and comfort.