The SLP 2-Pack Kit includes 2 Zip Wall spring loaded aluminum poles, 2 heads, 2 plates, 2 Grip Disks and 2 tethers, The poles can be placed 8 to 10 feet apart. If there is any significant air movement that pushes the plastic, you will want to move them closer, The Grip Disk slide stoppers should always be used, especially on hard, smooth surfaces, Plastic sheeting is not included