The one and only KNOTLESS 21-ft Badminton Net. Made by Cannon Sports, this is the best knotless net on the market, made to tournament quality grade using heavy-duty 2 mm thick braided nylon for durability. This net uses a double stitched 2-inch reinforced vinyl headband, with 1 1/2-inch side and bottom bindings of the same material. The top nylon braided rope cable is 4 mm and each of the net holes is 3/4-inch wide. Side tie strings included are used to increase and decrease net tension adjustment standards as needed. This is the perfect badminton net for any institution or serious recreational player.