Airhead® Bungee Tube Tow Rope.
Add a little extra zing and excitement to towing your tube! This 9/16" x 50' Tube Rope has a 3/8"diam. bungee cord spliced inside.
It's rated at 4,150 lbs. of tensile strength, confirming to WSIA recommendations for 1 to 4 rider tubes.
You'll enjoy surges of speed as the bungee stretches and contracts. A rope keeper is included for convenient storage.