Atomic Sub-Frame Anti-Reflective Coating Mask (ARC) 2nd Stage Rapid Adjustment Knob for Rare

Rapid Adjustment Knob for Rare Special Situations

Designed for Side-Mount Cave Divers

Both sizes come with a clear silicone rubber mask skirt and strap

Air/Nitrox/Trimix capable

lumbar support

Atomic Sub-Frame Anti-Reflective Coating Mask (ARC) 2nd Stage Rapid Adjustment Knob for RareThis products Overview When you learned how to dive your instructor told you the most important part of choosing equipment was comfort and fit. When looking for a mask you also need a great field of vision well this mask was designed to meet those and more desirable qualities. The Sub Frame Two Windowed Mask is a low volume mask which offers you a wide field of vision and because of its frame design is one of the most durable masks found on the market