Wallies Peel and Stick Black Chalkboard Shapes Wall Decal, Set of 3 Wallies peel and stick chalkboard decals are a great alternative to chalkboard paint. Decorative chalkboard wall decal shapes in three sizes: 9" x 19-1/2", 13-1/4" x 20-1/4", 17" x 24-1/2" Chalkboard wall decals are removable and repositionable. Write on the chalkboard contact paper with chalk and wipe clean with a soft cloth. Just like chalkboard contact paper except that Wallies chalkboard wall decals are easy to remove and leave no sticky residue.