Mares Ergo Dry Snorkel Ocean Technology Systems it does not have such

it does not have such a good capacity to hold a sharp edge

If you've wondered what happens underwater after the sun goes down

The industry standard for rugged design

Divers should carry “back-ups” of all life support equipment

Eclipse BC

Mares Ergo Dry Snorkel Ocean Technology Systems it does not have suchA dry top and an ergonomic mouthpiece make this the ideal snorkel for scuba or snorkeling sessions. The combination of the 100% dry top and exhaust valve in the mouthpiece ensure a completely dry breathing environment. 100% dry top Sliding swivel snorkel keeper Corrugated silicone hose and mouthpiece Exhaust valve Suitable for diving or extended snorkeling sessions