Using Airescape technology Fisher's V-Eight personal flotation device takes the recipe from Astral's long-time best-selling PFD and adds some fishing-friendly features allowing anglers to stay cool on the water. Vents on the front and back allow pent-up body heat to escape while cruising down a muggy river thanks to contoured foam and mesh lining which promotes the flow of cooling air. For added comfort, the vest features a soft EVA foam back panel. designed to cushion the back in contact with the kayak.