Wallies Peel & Stick Butterfly Chalkboard Mural is made of durable self-adhesive backed vinyl that can be removed and repositioned easily. Have fun being creative with your Peel & Stick Chalkboard. To use simply peel the pieces off of the backing in the package and apply to any clean smooth surface or painted dry wall. This product is not recommended for textured or rough surfaces and should not be placed on newly painted walls which usually need about 30 days to fully cure. To remove simply peel and reposition to another area or return it to the original backing for storage. Wallies will not harm or damage surfaces and will not leave a sticky residue. Wallies Peel & Stick Butterfly Chalkboard Mural comes with 1 butterfly 16.5 inches by 18.5 inches and 1 butterfly 22.5 inches by 18-3/4 inches and includes chalk. The package measures 21.5 inches by 4 inches.