This is 50cm wide and 3m long. If you would like a length other than 3m, please comment before purchasing. I will list the item at your desired length. The width is only 50cm, but the length is sold in 1m increments. We also sell sample sizes. There are 2 types of larger samples and 5 types of smaller samples for 300 yen. To see a list of wallpaper stickers, search for "Golden Ratio" using the search function. There are about 70 types. Wallpaper Wall sticker Wallpaper sticker Wall sticker Wall seal Wall sticker with adhesive Removable wallpaper #GoldenRatio #Wallpaper #RemovableWallpaper #WallpaperSticker