Inner tubing
Encyclopedia
Inner tubing may mean:
  • Inner tube, the rubber tube within certain tires
  • Tubing (recreation)
    Tubing (recreation)
    Tubing is a recreational activity where an individual rides on top of an inner tube, either on water, snow, or through the air. The tubes themselves are also known as "donuts" or "biscuits" due to their shape.-Water:Tubing on water generally consists of two forms: towed and free-floating, also...

    , the act of riding an inner tube
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