【PACKAGE INCLUDES】Total length 20 feet, Width: 0.39inch/10mm; Thickness: 0.59inch/15mm; Suitable for gaps and gaps of 4/25 to 7/20 inches (4 to 9 mm).The extra thick D-shaped door seal strip has higher sealing performance than the conventional D-shaped door seal strip for door frame and is more suitable for large gaps.Please measure gap size before purchasing. 【MADE FROM HIGH-QUALITY RUBBER】Our door weather stripping is made of premium rubber material, which is more durable and flexible than foam or EPDM rubber strips. Rubber weather stripping offers superior temperature resistance (up to 200°C), won't become brittle or crack in cold conditions, and boasts smooth surfaces for excellent flexibility, resilience, aging resistance, and long-lasting durability. 【EASY INSTALLATION】Super strong self-adhesive rubber weather stripping is covered on one side with a strong sticky substance. Install it just by tearing the red film on the surface. After being pasted for 24 hours, the sealing strip is substantial and will not fall off (no longer affected by extreme temperatures). Note: Clean and dry the surface before pasting, and wipe the door frame surface with adhesion promoter for best adhesion. 【MULTI-FUNCTIONAL】Whether it's winter or summer, the simple use of an extra thick D-shaped door seal around a door or window frame can drastically help keep a comfortable temperature in your home. It's made of a flexible material and will not freeze or crack under extreme temperatures. Exterior door weather stripping can be used to prevent wind, dust, sound, and cold, protecting the window and door, and reducing wear on the door while opening and closing. 【WIDELY USED】The 3M adhesive rubber door insulation strip is widely used in various door seals and window insulation, electrical cabinets, speakers, toys, furniture handicrafts, sports equipment, etc. Fingwerk 20 Feet Rubber Door Weather Stripping Door Seal Large Gap