The product's self-adhesive property is evident, making installation easy, which makes it a practical and versatile solution for various types of doors and windows. 10m*9mm*5mm, suitable for filling gaps of 2.5-4.5mm; Can be cut to desired length. The grey color of the tape is neutral and discreet, blending well with most door and window frames. Fill gaps in doors. The draft excluder strips come with self-adhesive backing, very easy to install. Now you can fill the gaps in the doors to prevent cold wind/dust/insects/noise from entering the house. Fill gaps in windows. The draft excluder strips come with self-adhesive backing, very easy to install. Now you can fill the gaps in the windows to prevent cold wind/dust/insects/noise from entering the house. Small investment and great benefit. Small investment and great benefit: one: door, window insulation, blocks cold air from entering the room in winter; Similarly, prevent hot air from entering the room in summer. two: block dust and insects from entering the room all year round; three: reduce noise in the room and create a healthy and comfortable environment.