The Easiest Way to Tie a Water BalloonCasey Chan7/27/11 4:40pm29EditPromoteDismissUndismissHideGo to permalink Tying a water balloon is infinitely less fun than throwing a water ballon. Turns out slippery wet latex doesn't make for good grip! Enter Tie Not. It's an impossibly crafty nozzle that practically does the tying for you. Watch.