Trends International RoomScapes Chalkboard Wall Calendar, 24" x 36", Chalk Surface (869070) 1 reusable 24" x 36" chalkboard wall calendar Adhesive on one side and a chalkboard surface with grid lines on the other Change your chalkboard wall calendar each month for continual use, this wall calendar is reusable and easily wipes clean Get the convenience of a chalkboard without the hassle and mess of a traditional chalk board Chalk included to ensure your hectic schedule does not skip a beat