These 11" black ball tarp bungee ties allow you to quickly and easily secure your tarp along the canopy frame. Thread the elastic through the tarp grommet, wrap around the frame and loop the elastic over the ball to secure. This order features a bag of 50 bungee ball ties. 1/5-inch cord diameter (5mm), relaxed length including ball is 11-inches, Stretched length is 15.5 inches