When worn around the waist like a belt, it & rsquo; s simple to neglect you & rsquo; re even putting on a PFD. It of training course will also vary PFD to PFD, so it & rsquo; s best to get in touch with the owner & rsquo; s manual for precise instructions. If it & rsquo; s loose when you & rsquo; re in the water it definitely won & rsquo; t be comfortable and may not also work correctly. Because of this layout feature, it & rsquo; s suggested to check them before you head out as well as replace the gas cartridge every year( refer to OWNER & rsquo; s MANUAL for maintenance requirements ). When worn around the waist like a belt, it & rsquo; s simple to forget you & rsquo; re even wearing a PFD. It of training course will additionally vary PFD to PFD, so it & rsquo; s best to get in touch with the proprietor & rsquo; s manual for exact directions. If it & rsquo; s loose when you & rsquo; re in the water it absolutely won & rsquo; t be comfy as well as may not also function properly. Of training course, with any kind of decision of what you & rsquo; re going to use, there & rsquo; s the style aspect!