This front-entry automatic inflatable PFD has a 3D chassis designed to reduce drag in high-speed adventures. This revolutionary construction is lightweight and mobility-enhancing. Wide shoulders eliminate neck fatigue, and the wicking mesh liner creates all-day comfort. The intuitive dual-side adjusters allow you to customize your fit and accommodate layering your outerwear. The Hydrostatic Inflator Technology (HIT) automatically inflates under water pressure, while the manual inflation handle enables you to deploy the vest at any time. When inflated, the vest displays high visibility contrasting fabric for increased safety in rescue situations. FEATURES a Aerodynamic 3D chassis reduces drag at high speeds a Intuitive side adjusters create a custom fit a Mesh liner wicks moisture a Indicator window to check status (green means it&';s ready to go) a Discreet manual inflation handle prevents snags a High visibility, contrasting fabric when inflated for increased safety in rescue scenarios SPECIFICATIONS a Ideal For- Boating, fishing a Material- 320D Nylon a Weight (lbs)- 2.25 a Buoyancy- 22.5 a Approval- Type III a Inflation- Automatic-Hydrostatic a Inflator Type- HAMMAR a Re-Arm Kit- Re-arm Kit A (MODEL #MA5183) a Belt Extender- 1.5" belt extender (Model # MA7637/ sold separately)