*Key Features *Unique Design: With 5/16 inch T-ends and a 3 3/4 inch width, this garage door seal features a U-shaped + O-ring combination design. It's a heavy-duty weatherproof component that effectively prevents air, moisture, dust, and insects from entering your interior spaces. It also reduces the chances of outdoor winds making their way indoors, enhancing the building's insulation and thermal properties. *Durable and Stable: Our garage door bottom seal is made of high-quality rubber, ensuring excellent elasticity and sealing performance. It reduces the risk of tearing by 50% and can withstand daily use and varying weather conditions. It maintains optimal performance within the temperature range of -40°F to 140°F. *Superior Insulation: As a heavy-duty weatherproof component, this garage door bottom weather seal features a 7-layer insulation circular design, providing multiple sealing layers. It can reduce noise by up to 5 times and seals both the interior and exterior doors of your garage, keeping it warm. *Easy Installation: Our weatherproofing garage door seals are easy to install and don't require a professional door installer. Follow these 4 simple steps: 1. Slide it under the door, mark it, and cut it to the desired length. 2. Wipe the area clean. 3. Check the installation by partially closing the door and positioning the seal accordingly. 4. Insert the seal into the aluminum bottom plate, starting from one end and terminating at the other. *Wide Applications: This 10-ft-long door seal strip is designed to address various issues caused by poor door sealing. You can cut it according to the size of your garage door. It's suitable for various door types, including garage doors, roll-up doors, and roller shutter doors. It's also versatile for use in garages, warehouses, factories, shops, and more, catering to different usage needs. *Specifications Item Model Number: JN-10FT Length: 10 ft / 3 m Type: U + O Shape Rubber Width: 3-3/4 inch / 100 mm Rubber Ends Width: 5/16 Inch / 8 mm Weight: 3.15 lbs / 1.43 kg *Package Content 1 x Garage Door Seal 1 x User Manual