This 9 ft. by 120 ft. knitted windscreens is exceptionally reliable. Because it is knitted, it will not unravel and can be cut to size on the job site. Just think, no more waiting for custom sizing! Installation of knitted windscreens is easy. No grommets are necessary! Cable ties or a lacing cord secure its reinforced band to your fence. Knitted windscreens high-density construction and dark green color make it much easier to see the ball, thus improving your game. Blocks 70% of light. We guarantee you won't find a more reliable product. Installation instructions are furnished with each order!