Door Flap--The windshields prevent air conditioning and heating leaks, allowing your room to cool or heat more efficiently, saving electricity bills.Easy installation: Measure the bottom of the door and cut off the excess length; Clean and dry the surface; Tear off the dorsal membrane; Attach the strap to the door and hold in place. Take the above steps, and the results will certainly surprise you!Specification:Condition: 100% Brand New Item Type: under door stripeMaterial: PU leather & pack PE foam Color: dark brown / light brown / grey / blackInstalling way: pasteSize: 96cmx10cmx2.5cm / 37.8inx3.94inx0.98inFriendly Tips If the weather is bad or a natural disaster occurs, the product will not deliver on time. Hope you forgive me.Promise If the product has any quality problems, please feel free to contact us, we will help you solve the problem as quickly as possible.Package list:1 * Door bottom seal