Cressi Magnetic Shaker meta-size-chart-fourth-element-hydroskin-size-chart Moulded hook and loop fastener

Moulded hook and loop fastener

Adjustable venturi

guide the route

Double-entry hand pockets

paddleboarding or swimming

Cressi Magnetic Shaker meta-size-chart-fourth-element-hydroskin-size-chart Moulded hook and loop fastenerThe shaker utilizes a unique magnetic system, featuring magnets located inside on either end, with a ball bearing positioned in between. When the device is shaken, the movement of the ball bearing generates a loud echo sound underwater, making it an excellent tool for underwater communication. This innovative device also serves as a valuable underwater safety accessory, ensuring that divers can effectively signal each other in various situations.