The Boat Who Couldn't Sink

"What's the answer? Float bags. They're not much to look at. Just big inflatable pillows made from urethane-coated nylon, vinyl, or some similar material, in a wide range of shapes and sizes designed to fit in every corner of both canoes and kayaks. A small valve permits easy inflation."
Story

 (Submitted by Noel Wed May 5, 2004 )