This elastic bungee cord is highly resistant to UV rays and abrasion. Rot-proof, this bungee cord has extra-strong black PVC steel hooks at each end. The main uses for this high-strength bungee cord are for fixing canvases (advertising or events) to supports or frames; for hanging parcels on bicycle or car luggage racks; and for work requiring high tension (in athletics, for example). This bungee cord has a 50% extension.