If the ambient temperature is lower than 10 ?, please use a blower to heat it, which will make the adhesive of the back glue play a better role Are you still troubled by dust, noise, cold wind, water leakage and mosquito problems caused by cracks in doors and windows? Use this sealing Strip to help you solve these problems and to give you a comfortable life. This sealing Strip can be used in all kinds of sliding doors and windows, plastic steel windows, anti-theft doors, closet doors, doorsteps, shower rooms, etc. Material SiliconeâNon-toxic and environmentally protect material, good for family use. Excellent flexibility, can be used in extreme weather and won't break. How to select 0-15mm gap is recommended to select a 25mm width seal; 0-20mm gap is recommended to select a 35mm width seal; 0-30mm gap is recommended to select a 45mm width seal How to use Clean the bottom surface of the door, wait until it is dry, then stick it. After pressing it, compact it with a hair dryer. if the temperature is low, it would be better if you use electric hair drier to heat the back adhesive Widely used for frameless sliding doors, glass doors, door bottom, plastic-steel windows and aluminum windows, cupboards, wardrobes, furniture, sliding door, shower room. Package Included: 1 Roll of Sealing Strip Quantity: 1* 16 Feet Sealing Strip