Promate Pro Scanner Scuba Dive Purge Mask (Rx-Able)/MK650:
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Bifocal Optical correction lenses, also called Gauge Reader available in +1.0, +1.5, +1.75, +2.0, +2.25, +2.5, +2.75, +3.0, +3.5, +4.0.
Editorial Reviews:
Product Description
Mask: Ideal for medium to large faces -face seal size W4 1/2 * H3 1/2. Patented purge design. Patented channeled skirt design directs bubbles away from view. Crystal, liquid silicone injected skirt and strap. Double edge comfort seal. Low volume. Swivel and adjustable buckles. Broad peripheral view. RX Tempered Lenses will be installed in the brand scuba mask by certified techanician.
