High Visibility Inflatable PFD w/ HITThe MD3183 Inflatable PFD with HIT (Hydrostatic Inflator Technology) is Mustang Survival's top-of-the-line inflatable PFD. Constructed of ANSI approved high visibility materials also worn by police, EMS and traffic controllers the MD3183 T3 is our brightest inflatable yet. The Hydrostatic Inflator Technology offers reliable inflation in a low maintenance design that will only automatically inflate when submerged in 4 or more inches of water and not inadvertently due to rain, spray or humidity. Exclusive to Mustang Survival in North America and maintenance-free for 5 years or until inflated. Made for the most severe marine environments the Inflatable PFD with HIT will meet the challenges of the most demanding users. It also features the SecureZip™ closure system to ensure the PFD will stay closed during even the most rigorous activity and still opens effortlessly upon inflation.This low profile PFD ensures high visibility and is lightweight and comfortable enough that you'll forget you're wearing a PFD! The MD3183 T3 and can be custom-screened for company or agency identification. For the highest visibility and to comply with ANSI 107-2004 Class 2 standards, simply wear the MD3183 T3 with a Diamond Rubber Products 8972 mesh vest. Features:High visibility ANSI approved flourescent yellow cover 64 sq. in. of ANSI reflective tape Backflap with reflective tape 1F auto hydrostatic inflator technology 5-year maintenance-free inflator unless inflatedSecureZip™ closure Lightweight and comfortable design Neoprene Comfort Collar™ Provides 35 lb of buoyancy when inflated Status indicator window: green means it's ready to go Cylinder is contained inside bladder to protect against corrosion Strobe light holder, safety whistle and SOLAS reflective tape on bladder Backup oral inflation tube D-ring for kill-switch attachmentWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.