Octopus Zen SF1 Cressi’s Air Crystal is a

Cressi’s Air Crystal is a highly durable diving mask with great design and innovative technical features that differentiate it notably from other options in the market

and other items with metallic zippers

Corsica snorkel

5mm and 7mm

Octopus Zen SF1 Cressi’s Air Crystal is aOctopus Zen The compact and lightweight Cressi Zen Octo delivers the same comfortable breathing experience as the Zen 2nd stage, but in high visibility yellow for quick identification in emergencies. Designed for use in water temperatures above 10C, the Zen Octo features an adjustable Venturi, which helps reduce free flows at the surface and underwater. Radial pressure openings evenly distribute water pressure across the diaphragm, further minimizing