Promate ProViewer Scuba Dive Purge Mask RX Prescription Lenses available

Package includes two-window purge mask and pre-made rx optical lens only, which will be installed on the mask.
Patented channeled skirt design directs bubbles away from view & broad peripheral view.
For near sighted optical lenses available from -1.0 to -10.0 by increments of 0.5.