WZYuan Self-adhesive Wall Sticker Sticky Back Chalkboard Sticker for Home or Office - 17.7 by 78.7 inches (45200cm) (White) Size: approx. 45*200cm (17.7"*78.7") Self-adhesive, easy to use, applied to smooth flat surface. Color: white Come with 1pc chalk (color in random) Large size, can be cut into smaller.