Pool noodle

A pool noodle is a cylindrical piece of flexible, buoyant polyethylene foam.

Pool noodles are useful when learning to swim, for floating, for rescue reaching, in various forms of water play, and for aquatic exercise.

][citation needed] Canoodle ("connect a noodle") is the polypropylene (plastic) erector set manufactured in the US by Serranoventions.

There are several other connector made of food grade polypropylene and manufactured in Australia and the USA.

Pool noodles are similar to some types of industrial and residential foam insulation for pipes.

Colorful pool noodles
Woman floating with a pool noodle
Pool noodles used during an exercise in a U.S. Marine Corps aerobics class
Cyclist demonstrating what the minimum safe passing distance would be with pool noodles