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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31
With 4 different modes 3 nitrox mixes
Monprene: Single TPV Compound Material
Patented adjustable depth compensating cummerbund
COMFORTABLE – Premium materials
hands free
Hollis M1 Mask Style:Black With 4 different modes 3Hollis 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