Prescription Purge Mask Dry Snorkel Snorkeling Scuba Diving Combo Set
2-Window Scuba Diving Purge Mask with Corrective Lenses:Ideal for medium faces- face seal size W 4 3/4" * H 3 3/8" .PATENTED PURGE DESIGN.PATENTED CHANNELED SKIRT DESIGN directs bubbles away from view.Crystal, liquid silicone injected skirt and strap.Double edge comfort seal.Swivel and adjustable buckles.Corrective lens is designed for off-the-shelf correction. The lens is not for those with more complicated vision problems such as astigmatism or double vision. Please contact us for your prescription or questiond.Corrective lens made of tempered glass will be installed in the brand scuba mask by certified techanician in our studio.Dry Snorkel w/ Signal Whistle: A unique, 100% absolute dry design -- Patented upper valve keeps water from entering the snorkel. Allows air to easily enter snorkel for clean and unobstructed breathing. Specially designed cover guards against water splashing into the snorkel. When the dry snorkel is submerged in water, the patented hinged seal reacts to seal the snorkel, preventing water from entering. As you surface, the hinged seal swings open allowing air to enter.Built-in whistle housing.Quick slip-in snorkel keeper.Pre-curved flexible silicone corrugated low section.Easy purge valve keeps stocking water out.Pre-curved silicone mouthpiece, prevents jaw fatigue.Silicone purge valve for easy draining.