Luxury Intersection Lines Printing Light blue Wallpaper (20.5 inches Wide) Material:Non-woven Fabric Wallpaper Antimicrobial Product Protection works to inhibit bacterial odors, stains and mold and mildew growth 1 roll is 20.5 inches wide by 11 yards long and cover 56 square feet To avoid different batch's color difference,please buy enough rolls at a time . Not pre-pasted wallpaper,need use wallpaper glue and powder paste, you could buy glue in your Local Hardware Store.