HIT Hydrostatic Inflatable PFD wSailing Harness - RedBlack - AutomaticManualThis front entry PFD automatically inflates when submerged in 4 or more water pressure and features an integrated sailing harness for serious sailors. The lightweight 500D Cordura outer shell is durable, and the neoprene collar provides all-day comfort. Heavy-duty stainless steel D-rings built into the front of the vest can attach to safety tethers. The exclusive Hammar Hydrostatic Inflator Technology HIT deploys only wh