Mares Magnetic Shaker Scuba Diving Communication Device Gear Bags a line-cutting notch and a

a line-cutting notch and a bottle opener

Comfortable foot pocket with a heel pull-tab to make donning and offing easy

Available in three thicknesses

A VIVA in MAX position gives powerful breathing support on every single breath

Calibration adjustment range +/- 0

Mares Magnetic Shaker Scuba Diving Communication Device Gear Bags a line-cutting notch and aThe Magnetic Shaker, allows you to alert your companions when you want to. The magnet blocks the metal ball from making continuous annoying noises. The main features of the Magnetic Shaker are: Special magnetic system The magnet avoids unwanted and irritating noises Lightweight and easy to store Easy to use with a simple downward movement