[DETAIL] About size: All colors are 70cm wide. 70cmx1m=0.7square meter 70cmx5m=3.5square meter 70cmx10m=7square meter 70cmx20m=14square meter 70cmx30m=21square meter 70cmx40m=28square meter 70cmx50m=35square meter 70cmx100m=70square mete r If you don't know how much to buy, please contact the staff, we will give you suitable advice! You can get the quantity you need to buy by calculating: wall length X wall width / 0.7 square meters. For example: wall length 3 meters, width 2 meters = 3m X 2m = 6 square meters 6 square meters / 0.7 square meters = 8.57��9 meters (At this point you need to buy 9 meters, which is just enough for your use.) Specification: Product Type: Piece Material: XPE Foam Application Type: Self-adhesive Removable Type: Strippable Washable: Yes Thickness: 3-4mm Feature Three-dimensional decorative soft foam, anti-collision for children, care for your family safe. Safety and environmental protection, non-toxic odor-free, suitable for family safe home space. Lifelike, natural brick pattern effect, simple and modern style. Free DIY, easy self-adhesive design, installation, casual collage, arbitrarily cut. Compared wallpaper better noise reduction effect. [ATTRIBUTES] - Hign-concerned Chemical: None - Scenarios: WALL - Theme: Festival - Hign-concerned Chemical: None - Scenarios: WALL - Theme: Festival - Material: pet - Specification: Single-piece Package - Classification: For Refrigerator,For Smoke Exhaust,For Cabinet Stove,For Tile,For Wall,Toilet Stickers,Furniture Stickers,Switch Panel Stickers,Floor Stickers,Window Stickers - Style: Europe - Origin: Mainland China - Pattern Type: 3D Sticker