Metric size: 70 cm X 15 cm / 70 cm X 38 cm / 70 cm X 77 cm   Characteristic:   1: Three-dimensional decorative soft foam, anti-collision for children, safe family care.   2: safety and environmental protection, non-toxic odor-free, suitable for family home safe space.   3: Realistic natural brick pattern effect, simple and modern style.   4: free DIY, easy self-adhesive design, installation, informal collage, arbitrary cut.   5: wallpaper compared better noise reduction effect.      Attention: Please buy enough piece at a time to make sure they come from the same batch to avoid the difference color.