Be prepared for emergencies with the Stearns I014 Man Overboard Inflatable Life Ring. This inflatable buoy comes contained in a compact, reusable, break-away pouch for easy throwing. The CO2 cartridge automatically inflates the ring in less than five seconds when it makes contact with water. A strong polypropylene retrieval harness comes attached, making water rescues quicker. 3M Scotch lite reflective panels in three places around the perimeter enhance visibility. Automatically inflates in five seconds or less after making contact with water Attached polypropylene retrieval harness makes water rescues quicker 3M Scotch lite reflective panels increase visibility Comes in a compact, reusable, break-away pouch for easy throwing Inflated Dimensions: 13" inside diameter, 23" outside diameter.