This easy to wear and easy to use inflatable PFD features Membrane Inflatable Technology inside to reduce product weight and create a lighter and more flexible fit. The MIT 100 was field tested and approved with a rating of 9.5/10 by the North American Fishing Club. Automatic inflation will automatically self-right most wearers within seconds of water entry 500 Denier Cordura outer shell Exclusive Membrane Inflatable Technology inflation cell Inflator inspection window and easy access flap 1-fold, easy to repack design Provides 26 lb (100 N) buoyancy when inflated - 1.5x regular foam PFDs Also includes manual inflation cord Universal: 30" - 52", 80 lbs or over