Here's what other sites are saying:
The ultimate life jacket choice for Stand Up Paddleboarders (SUP). The MTI Fluid Belt Pack is so compact you'll hardly know you're wearing it. Yet, pull the cord and whoosh! The cartridge immediately activates and a life jacket bursts out of the pouch.
MTI Fluid Belt Pack - The yoke style fit of the Helios is lightweight and very cool in hot climates. Inflates in seconds after a firm tug on the ripcord tab, providing 29 lbs of instant flotation. A manual inflatable requires you to be conscious and aware of what you are doing to pull the release, so best suited for quiet water paddling like kayak fishing or recreational touring. Single point indicator window allows you to confirm readiness. Backup oral inflation tube, reflective trim, and tethered whistle for added safety. USCG: Type III Buoyancy: Design 29 lbs. Sizes: Adult Universal (30" - 52") User Weight: More than 80 lbs. Rearm Kit: RK5 (Leland 24 Gram CO2 with Bayonet)
- Massey's Outfitters
The MTI Fluid Belt Pack Inflatable PFD offers a low-profile fit and on-demand flotation for stand up paddleboarders. The MTI Fluid inflates instantly with the simple tug of a cord, providing 29 lbs. of flotation should you need it. Belt pack fits around your waist, and inflated PFD is attached by a tether so it won't float away. At-a-glance indicator window lets you know whether PFD is ready to inflate. Includes an MTI RK5 CO2 cylinder; additional RK5 CO2 Re-Arming Kits sold separately. Fits waist sizes 30 - 52 in.
Stay safe outside the surf zone with the Fluid Belt Pack from MTI Adventurewear. This specifically designed PFD for SUP paddlers is so compact you'll completely forget you're wearing it. A CO2 cartridge is triggered by a pull cord for an instant life jacket. Keep your life jacket close with a tethered connection to the belt pack.
- Mountain Gear
The Fluid is designed to be the PFD you forget you're wearing. A belt pack PFD offering maximum mobility and freedom for Stand Up Paddlers. Pull the cord and the CO2 cartridge immediately activates, releasing a life jacket from the pouch. Just put it on over your head, it is tethered to the belt pack around your waist so it won't float away. Fold lines on bladder for easy repacking. Includes whistle. Soft polyester shell is soft against the skin, with built-in window to confirm its readiness. GREEN means GO - It's a PFD on demand!
- Ramsey Outdoor