US COAST GUARD-APPROVED TYPE V PFD: This Type 5 manual only inflation flotation device is USCG approved with a Type 3 performance. Includes a CO2 cylinder shipped conveniently in a storage pocket inside the belt pack. Once the provided CO2 cylinder is installed into the manual inflation mechanism you're good to go. With a quick jerk of the “Jerk to Inflate” cord the vest will inflate in seconds. COMFORTABLE AND CONVENIENT: The minimalist design stays out of the way until activated. This life jacket keeps you cool and safe during the summer heat. D-Rings are a great way to clip on your accessories and keep them close. RELIABLE BUOYANCY: Pull the jerk cord and the pillow-style bladder inflates to provide 16.5 pounds of buoyancy (equivalent to a Type III foam PFD). Optional secondary inflation allows the bladder to be orally inflated up to 29 pounds of buoyancy. FULLY ADJUSTABLE: Designed to fit a wide array of shapes and sizes. Universal size fits 30-52 inch chests, or men and women small, medium, large, XL, and XXL sizes. Approved to fit persons 16 years of age and older, or those weighing over 80 pounds. THOUGHTFULLY DESIGNED: Created with stand up paddle boarders, kayakers and canoers in mind. This belt pack comes in a wide variety of colors and safety features. Even anglers and general boaters can enjoy the comfort and security it provides. Comfort, convenience, and safety should always go together, and now they do with the Bluestorm Cirro16 Inflatable Belt Pack. The Cirro16 incorporates a slim fit and minimalist design, perfect for inshore paddlers, stand-up paddle boarders, and even anglers. The sleek construction hugs the body and the soft-touch breathable lining is so comfortable you might forget you have it on. The Cirro16 has three built-in D-ring attachment points that keep your gear accessible and secure. The Cirro16 manually deploys with the pull of a cord, providing 16 pounds of initial buoyancy with secondary oral inflation available to 29.5 pounds for extra flotation safety. After inflation when you do ever need to repack your lifejacket, the Cirro16 easily repacks in a few easy steps. Comfort, convenience, and safety will always go together with the Bluestorm Cirro16 Inflatable Belt Pack.