Replicate chalkboard on: painted walls, tables, boards, and other smooth, non-porous surfaces. The rich black color makes chalk and liquid chalk inks pop. Can be removed cleanly with little or no residue for up to 2 years. For optimal writing with chalk, cover with standard white chalk, let set 3 minutes, then wipe with felt eraser.Details:Black12" x 36"1 rollChalkboard finishRemove cleanly for up to 2 yearsWipes clean with eraser, damp cloth or spongeDo not use solvents, ammonia or abrasives