QIHANG Luxury Silver Foil Mosaic Square Lattice Background Flicker Wallpaper Gold Leaf Wallpaper Modern Roll/hotel Ceiling/decorative Wallpaper Roll Silver&Blue Color 1.73' W x 32.8' L=57 sq.ft This wallpaper is Environmental protection materials and the Material is Vinyl(PVC) This wallpaper not pre-pasted,need use glue and powder paste pattern repeat size is 20.8 inches Antimicrobial Product Protection works to inhibit bacterial odors, stains and mold and mildew growth 1 roll is 20.8 inches wide by 393 inches long and covers 57 square feet We are dedicated to selling wallpaper. Our Company Since Its Establishment In 2014,Innovation As The Development of the Company. We have nearly 1000 square foot plant as a production support. We have various styles of wallpaper,Modern,Retro,Pastoral,Abstract,and so on.Here you can find a favorite wallpaper. QIHANG Luxury Silver Foil Mosaic Square Lattice Background Flicker Wallpaper Gold Leaf Wallpaper Modern Roll/hotel Ceiling/decorative Wallpaper Roll Silver&amp;Blue Color 1.73&#039; W x 32.8&#039; L=57 sq.ft Extra-thick PVC constructionPVC Must use wallpaper glue and wallpaper powder(NOT INCLUDE) Antimicrobial Product Protection works to inhibit bacterial odors, stains and mold and mildew growth Can be scrubbed using a damp cotton cloth and moderate pressure Your monitor color may vary from the actual product. This wallpaper is unpasted Coverage:53cm x 10m (5.3m2)  1.73ft * 32.808ft = 57 square feet Weight:1.23kg Color:Silver&amp;Blue Wallpaper glue is not included, but can be purchased from your local hardware store. Color tones can vary due to lighting in the room, pictures on wall for reference only. Please buy enough rolls at a time to make sure they come from the same batch to avoid color difference. Funcion:Waterproof,Moisture-Proof,Mould-Proof,Smoke-Proof,Fireproof,Soundproof,Sound-Absorbing Usage:Administration,Commerce,Entertainment,Living Room,Bedroom,KTV,Office Using 160g Microfiber PVC Material High-density foaming technology Have Sprinkling Silver Technology on the Pattern Total Three production processes Can be use of up to 10 years Surface Treatment: Printing Pattern Left one is a bedroom floor plan,width is 5m,Length 3m,then the perimeter 16m = (5+3) x 2 Wallpaper paste total width = Room perimeter wall - door width - window width 13.3m = 16 -1.8 - 0.9 (common apartment wall height 2.3m to 2.9m) Left two wallpaper width 0.53m(to long 10m,width 0.53m specifications for example)can be cut three roll,roll with wall width 0.53 x 3 - 1.59 Shop wallpaper bedroom wall width required / 1.59 = 8.3 Need about 9 Rolls