【Multi-function】This indoor weather stripping with strong resilience after extrusion, good for collision avoidance; great for preventing wind, dust, sound, cold, protecting the window and door, and reducing the abrasion and noise effectively on window/door while open and close. 【Package content】2 rolls D type window seal strip, bottom size approx. 0.354 x 0.295 Inch (9 x 7.5 mm), suit for gaps range from 1/5 to 7/25 inch (5 to 7 mm). Each roll tape can be divided into 2 seals(16.5in *2), total 66 Ft(2 rolls) / 33 Ft(10m) per roll. 【High quality】This window door seal strip equably foamed by EPDM, same smooth interior and exterior, great elexibility, high resilience, super durable Unique grid adhesive backing- strong grid adhesive backing, stick firmly, give your doors and windows long protection. 【Usage&application】Our window door seal strip comes with adhesive, and it can be cropped according to your actual doors and windows size. widely used in all kinds of sliding door, sliding window, closet door, security door and etc, reduce damage of your doors and windows. Give you a quiet and comfortable home. 【Warm tips 】This weather seal strip is attached to the center of the center and is divided into two 0.354 inch wide tapes when centered in the vertical direction. Please tear it vertically before working. If any problem or question, please feel free to query us through Buyer-Seller Messaging, we will resolve it.