This decal stickers are made from acrylic which has no harm to the environment and health. The mirror clock is suitable for smooth walls of living room, kids bedroom, dining room, kitchen, office, bathroom, outdoor. This is DIY product, according to the renderings or your own ideas, paste in your favorite place. Features - Color: Silver. - Material: Vinyl. - Clock size: 20cm. - Battery: AAA batteries (Not included). - Hour hand: 8cm. - Minute hand: 11cm. - second hand:13.5cm. - Montage size: 50 x 40cm. - Removable DIY acrylic 3D mirror wall decal wall sticker decoration. - Easy to paste the decal without any messy paint and brushes. Easily removable without damaging your wall. No harm to the environment and health. - Perfect decor Suitable for smooth walls of living room, kids bedroom, dining room, kitchen, office, bathroom, outdoor. - Don& 39;t: Ash surface, broken surface, uneven surface. - Do: Clean smooth wall, tiles, windows, smooth wallpaper, closets, plastic. Installation prompt 1. Please keep the wall clean before pasting. 2. First according to the template on the ground, put the product well. 3. Suggest to take a small piece of component test whether suitable for metope. 4. This product can be used again and again, please use another binding to cooperate when you use again. 5. Press firmly to squeeze out any air bubbles.