This product comes with an adhesion promoter How to use the adhesion promoter: 1: Clean the place to be pasted first to ensure that the surface is dust-free, water-free and oil-free 2. Take out the wipe paper, wipe the surface to be pasted, wait for a few seconds, 3: Then stick the tape and press it hard Feature: .Material: PVC Size: 320cm*3.8cm/320cm*2.2cm/100cm*3.8cm/100cm*2.2cm(1~2mm) 1.Special Design: With creases in the middle, linear design for free tortuous 2.Smooth surface, beautiful, compatible with any modern designed home decor. 3. It has glue on the rear, very convenient to use, you can stick it on the corresponding area directly. 4.Sealing caulk strip self-adhesive tape with a high performance adhesive can adhere to any angle and surface to form a tight seal. Notice: If the place used is relatively damp, it is recommended to buy 3.8cm wide tape 1.Please completely clean the surface and make sure it is dry, remove any existing silicone caulking prior to installation. 2. Please kindly measured the length of the area to be sealed to determine the correct length and cut the strips accordingly. 3. Room temperature around 25 Celsius for the best, if the temperature is too low, use a hair dryer to heat up the paste before sealing for better sticking. 4. Press firmly on the caulk strip and wait about 8-10 hours to ensure a tight seal for the better effect. Package Included: 1 x Wall Sealing Tape