Dimensions: 42 x 64 cm. Please refer to our size picture. Materials: High quality PVC static clings, environmentally friendly, non-toxic, non-fading, waterproof, safe for children. Reusable: These static window clings are reusable so you can reuse them for the next Christmas season. Remember to keep the backing they came on and store them in a cool place. Where to use them? They are perfect for home windows, glass storm doors, mirrors or any other smooth surface. We do not recommend using them on car windows as the heat may cause them to shrink or peel off. Instructions - 1. Clean the place you want to stick. 2. Spray some water on the surface. 3. Remove the sticker from the backing paper and attach it to the smooth surface, then adjust it to the right position. 4. Push out the bubbles and blisters in the sticker with a card. 5. Use a clean cloth to blot the blisters on the edge of the sticker.