MULTI-FUNCTIONAL - Are you bothered by the problems caused by gaps in the doors and windows in your home? Such as annoying dust, noise, cold wind, water leakage, mosquitoes, etc. Our D-strips are your best solution, they can help you block drafts and air leaks, save energy and bring you a comfortable life. PREMIUM QUALITY - Made of rubber of high quality silicone that retains its flexibility even in extreme temperatures and is more durable than typical foam tapes; strong self-adhesive backing gives your windows and doors long-lasting performance; porous and E-pattern designs provide better anti-collision and sound insulation functions. EASY TO INSTALL - Easy to install, no tools or experience required, just peel off the red film from the surface, 19.7ft long, helps seal gaps 3.5-5.5mm. It is easy to cut into different sizes according to your needs. WIDE APPLICATIONS - Rubber seals are widely used in various sliding windows, sliding doors, security doors, cabinet doors, closets, cars, also can be used as fridge/freezer door seals, additionally you can use your imagination to need them, For example in bathrooms, laundry rooms etc. Package Contents - Package contains: 1 x 9 x 6 mm 6 m silicone rubber gasket (white), size approx. 9 x 6 mm for gaps of 3.5 mm to 5.5 mm.