" Reliable Material: The window stickers are made of high quality double-sided printed PVC material, safe, non-toxic, durable and waterproof. Reusable and leaves no residue. Easy to Use: Just spray some water on the area you want to stick, apply the window sticker and it will stick by itself. Tip: The window stickers can only be applied to smooth surfaces such as glass and mirrors. They cannot be applied to walls or wood. Wide Application: The window stickers are perfect for home or room decoration, such as living room, children's bedroom, classroom, office and anywhere else. Brighten up your room without annoying paint, also a unique gift idea. Size Details: Contains 2 window stickers, paper size: 30cm x 90cm (11.81"" x 35.43""). Paste according to the picture or your DIY. My own opinion. Warm reminder: It is normal to have a little smell when opening the package. Just let the product dry in a ventilated place for a few hours to allow the smell to dissipate. Note: The data are all