This is the Riffe 3 Atmosphere Torpedo Float plus Air Gauge & Adapter Features: Inflated Dimensions - 39 length x 12 width x 11.75 height x 12 girth 33 Liter Side zipper for access to inner bladder. (5) Heavy duty marine grade stainless steel buckles with 1 1/2 nylon straps reinforcing zipper. Two side handles, one rear handle, stainless steel D ring Includes emergency flair holder (flair not included) Set up to use a flag & ballast weight of 3 lbs lead shot (flag & weight not included) Air Pressure Gauge and Schrader Valve Adapter included May be filled by either an air compressor, scuba tank, or simply by using a bicycle pump. Be sure to use an air pressure gauge while inflating. Excess pressure may damage the float (see warning below). Safety orange color. Suggested filling method: Orally inflate to fill volume of float, then complete with compressor or scuba tank The RIFFE 3 Atmosphere Torpedo Float is designed to maintain lift up to a maximum of 95 lbs at a depth of 66 ft and flotation beyond 100ft. Pressurize up to 25 lbs PSI. Ultra-durable vinyl coated 320 lb./sq. vinyl coated tear strength outer layer (22oz). Inner replaceable urethane bladder has a reinforced 1000lb. Denier nylon casing to maintain equal pressure throughout the bladder. Side zipper and (5) reinforced 1 1/2 Nylon buckle straps grant access to the inner replaceable urethane bladder. Soft lead may be added when using flag. Folds up to (14 x 14 x 2 = 4 lbs) for easy transporting.