Bollé Sierra

[Lens Technology and Category : SLF Cat. 2] Versatile lens for sunny to cloudy conditions. The Superior Light Filter (SLF) polycarbonate lens for sunny to 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 and Vented Lens] Ventilated frame and 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.

[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.

[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.