Package Includes: You will receive 4 rolls of heavy-duty zippers and a plastic sheeting cutter, the perfect set is enough to meet your use and replacement needs. Self-adhesive design: Our heavy-duty zippers adopt a self-adhesive design, which has a strong adhesive, zips smoothly, and installs quickly and easily, sparing your time and effort. Adequate Size: Each self-adhesive zipper is approximately 7 feet/213cm long and 3 inches/7.6cm wide, suitable length and width designed for plastic dust-proof and fit for most areas. Easy to install: You just need to peel off the adhesive paper of the zipper and where needed, then open the zipper and use the sheeting cutter to cut the plastic sheeting of the corresponding length. Note: The package does no include plastic sheeting. Instant Zipper Door: Adhesive zippers can help you create a simple and fast entrance to your dust door curtain, making it easy to get in and out while keeping dust out. Colour:Red Material:Plastic Size:7 feet x 3in/213x7.6cm Package Contents: 1set * zip wall Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.