Rust-Oleum 302487-6PK Specialty Chalkboard Spray Paint, 11 oz, Clear, (Pack of 6)

Rust-Oleum Specialty Chalkboard Spray Paint can covert wood, metal, plastic, glass, paperboard, hardboard and more into a usable chalkboard. Create custom chalkboards in any shape or size on almost any surface including walls, small décor objects and furniture.
Ideal for creating a custom interior chalkboard on multiple surfaces including wood, metal, masonry, drywall, plaster, glass, concrete, paperboard and hardboard
Apply the clear oil-based formula over your paint color of choice to create a hard surface for chalk writing
Covers up to 7 sq. ft. and dries to the touch in 20 minutes
Creates a chalkboard in any color while being scratch resistant, smooth and easy to erase after use
For optimal results, wait 24 hours after application and condition surface for use by rubbing side of chalk over surface and erasing