Super Rope Cinch 12 Pack Tray With the Super Rope Cinch anyone can tie or untie rope with a simple twist. The Super Rope Cinch is a safe alternative to bungee cords and may be used in-place of tie downs. The Super Rope Cinch is 100% waterproof, so untying wet knots are a thing of the past. Holds up to 750 pounds. Made in the U.S.A.