Extra-tough 15 x 15" bungee-cord net for securing gear and cargo on road, mountain or hybrid bikes * 4.5mm-thick multi-strand rubber cord for superior strength; weather resistant Black nylon jacket * 3" x 3" grid pattern, cords are interwoven & knotted to prevent slippage or gaps * Six 2-1/2" ABS hooks, rust-proof, non-scratch; easy to remove & re-attach for best fit * Roll into ball about size of baseball for easy stowing, weighs just 7 oz; stretched 30 x 30"