Good quality 3D back glue wall stickers. no odor, safe for use, no harm to human body. This wallpaper will enable you to redecorate your house with a more economical and environmentally friendly way ,very easy to use. Features: Made of water-resistant PE foam, and good quality. Three-dimensional decorative soft foam, anti-collision, caring your family safety. Lifelike 3D wall stickers with natural brick pattern effect, simple and modern style. Environmental protection, non-formaldehyde, non-toxic and odor-free, safe to use. Water-resistant, moisture-proof, mould proof and anti-stain, easy to clean. Anti-noise, with better sound insulation effect. Self-adhesive design, easy to install, and you can cut and collage it freely based on your actual needs. Can be installed in the smooth walls, suitable for living room, bedroom, dining room, study, office, TV background wall, etc. 70 x 77 cmINSTALLATION STEPS1. Measure the wall to get detailed sizes before do the cutting.2. Clean the dust and keep dry before construction.3. Cut the appropriate size according to the wall.4. Peel the back paper sticker then stick on the flat surface.5. Press the panel to make sure stick on the wall properly.6. Complete your work!