♕Quality PE Material: The Self Adhesive Foam Molding Trim is made of high-quality PE foamed cotton material, which is thicker and denser than other wallpaper borders. ♕Self-Adhesive and Removable: These Waterproof Wallpaper Borders have a strong adhesive backing that will remain in place for years to come. This peel and stick crown molding is easy to adhere to and leaves no sticky residues after peeling. ♕Easy to Install: Everyone can quickly install this peel and stick Waterproof Wallpaper Bord