Hollis M3 Black Dive Mask Mountain Biking 0 to 3 - Visible

0 to 3 - Visible Light Transmission rate: 87% - 15%)

PRIZM TRAIL Light Transmission: 36%

Prizm™ lenses help you see subtle transitions in dirt conditions so you can master all those split-second decisions

Matte Navy

» Fits Small to Large Faces

Hollis M3 Black Dive Mask Mountain Biking 0 to 3 - VisibleHollis M3 Dive Mask Lens Options. Single Vision Prescription Lenses Gauge Reader Prescription Lenses 35mm Bifocal Prescription Lenses Franklin Bifocal Prescription Lenses Single Vision Lenses Single Vision Lenses have a single focal point for distance vision and can be made for a wide range of prescriptions including high prism and high cylinder powers. Single Vision lenses are made from optical crown glass for optimum optics and also available in