If you're not satisfied with your purchase or have any problems on installation, please feel free to contact us and we will reply and help solve problems within 24 hours. Come in 2 sheets, sheet size: 30cm x 90cm(11.81" x 35.43"), recommend finished size: 120cm(W) × 77cm(H) (47.24" ×30.31"),or depend on your preference to DIY. decalmile rainbow wall decals for kids room, girls bedroom, baby room, nursery, playroom, classroom, living room, etc. decalmile wall stickers are made of high quality, bright and colourful, easy to peel and stick, removable and waterproof. It can be stuck onto any clean, dry, non-textured smooth surfaces: walls, windows, tiles, furniture, mirrors, even your refrigerators.