SELF-ADHESIVE&REMOVABLE 1.Peel off the adhesive backing paper and stick to any dry flat surface. Vinyl film comes with adhesive (no need for extra glue). 2. Modern contact paper repositionable and removable with no damage to the surface. EASY TO INSTALL Peel off the backing paper and stick to any dry flat surface. Films have trimming gridlines on the back of the modern wallpaper for precise measurements. TIP : Due to the different lighting effects of the camera and different monitors, there may be a little color difference, specifically receiving the actual object.