Stearns Sportsman's Inflatable Chest Pack 

Safety and function all in one great unit. Reliable, manual CO2 inflation allows you to choose when to inflate by pulling the easy to locate ripcord. Has 15.5 lbs. of inflation with the CO2 cartridge, and up to 22.5 lbs. with oral infllation. Nylon shell with one large zippered fly box pocket, and two zippered hand warmer pockets that also double as extra storage area. Lightweight, comfortable fit, with large shoulder pad, adjustable belt and flexable neoprene back strap. Type V approved for use as a Type III. Size is Adult universal.

$119.95