Cressi Alpha Ultra Dry Snorkel Colour:Black/Pink The Genius is a wrist-mounted

The Genius is a wrist-mounted computer based on the Icon HD before it with s similar size and profile

Streamlined performance: Flat valves significantly reduce water drag

Used by FBI dive teams and military divers world wide

Includes 4

Cressi Alpha Ultra Dry Snorkel Colour:Black/Pink The Genius is a wrist-mountedThe Cressi Alpha Ultra Dry Snorkel features a float valve and splash deflector at the top of the snorkel and a purge chamber and one way valve at the bottom to create a snorkel that is ideal for first time snorkelers and those that aren't confident in the water. The top valve has two functions; first to direct splashed water away from the tube opening and second to close the opening if the top of the snorkel descends below the surface. The Alpha Ultra