When put on around the waist like a belt, it & rsquo; s easy to forget you & rsquo; re also putting on a PFD. It of program will additionally vary PFD to PFD, so it & rsquo; s best to get in touch with the owner & rsquo; s handbook for exact guidelines. If it & rsquo; s loose when you & rsquo; re in the water it definitely won & rsquo; t be comfy and also may not also work correctly. Because of this style feature, it & rsquo; s suggested to examine them before you head out and also replace the gas cartridge annually( refer to OWNER & rsquo; s MANUAL for upkeep requirements ). When put on around the midsection like a belt, it & rsquo; s easy to neglect you & rsquo; re even wearing a PFD. It of program will certainly additionally vary PFD to PFD, so it & rsquo; s best to get in touch with the proprietor & rsquo; s guidebook for exact guidelines. If it & rsquo; s loose when you & rsquo; re in the water it definitely won & rsquo; t be comfy and may not even work properly. Of training course, with any kind of decision of what you & rsquo; re going to wear, there & rsquo; s the design element!