LARGE SIZE: Chalkboard paper one roll contains 17.7 inches x 78.7 inches. Made out of a strong vinyl material, Frosted surface can be used for chalk writing. The chalk on the board is best to be wiped off by a moist rag，and write after blackboard is dry. GREAT FOR ANY SPACE: rentals, office, schools, home office, or any home! EASY TO USE: It can be made into any size. Follow the grid lines on the back to get an even and precise cut, chalkboard paper is the perfect alternative to chalkboard paint! BONUS: 1 White Liquid Chalk Pen 5 chalk (2 white, 1 blue, 1 yellow and 1 pink) included the chalkboard paper. These accessories make it the perfect chalkboard for kids! Notes: A new pen point was dry because the ink inside the pen body when it is new which haven't be used. Please shake and then push down the pen point ( each around 30 - 40 times) then to writing.