You be provided with 12 rolls of red heavy duty zipper for dust barriers, a sufficient amount for usability and replacement requirements; These zippers are appropriate for use on tarps, liners, plastic sheets, greenhouses, high-traffic areas in both residential and commercial applications. sized at about 3 inches in width and about 7 ft in length, duty zipper provides ample space to accommodate a variety of uses; Its size makes it versatile enough to be applied in different scenarios, depending on your needs Create an instant plastic dust-proof entrance. Each zipper strip is equipped with strong adhesive backing along its entire length, making installation easy and secure. The tape and adhesive can withstand temperatures as low as 32. The sturdy and large zipper teeth smooth sliding, and the double-sided zipper heads allow for convenient access Simply remove the zipper adhesive backing's paper liner and carefully attach it to the plastic sheeting. Once attached, open the zipper and cut the corresponding length of plastic sheeting using the sheeting cutter. The plastic zipper is made of heavy duty plastic coated metal; This material is rust and waterproof, ensuring durability and of use; The fabric around the zipper is made of quality Oxford canvas, adding to the product's robustness and reliability Color:Red Material:plastic Package Contents: 1set * zipper door 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.