Make an old chalkboard or a worn out dry-erase board new again! These rolls make it easy to do. Each roll has a full adhesive back, making it easy and convenient to put up. Create a dry-erase board almost anywhere! Works on conference room tables, desks, walls, doors and almost any hard surface. Won´t leave residue behind and erases cleanly. Recyclable. Each roll measures 18" x 6´.