Hollis M1 Mask Style:Black download and share pictures/videos to

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abrasion and Velcro® resistance as well as its fast drying properties

Strong Compact Blade Aids-In-Efficient Power Transfer

one of the most innovative and technologically advanced life-support equipment manufacturing facilities in the world

Hollis M1 Mask Style:Black download and share pictures/videos toHollis M1 Mask Visibility is the most important aspect of any dive and the M1 Mask raises the bar for optical quality and distortion free vision. The lens is ultra clear glass which is valued for its attractive appearance and optical qualities. The low iron content produces a higher light transmittance and a reduced green tint inherent in other glasses. This makes the lens distortion free and helps improve color and visibility in low light conditions