Wallies Peel & Stick Wall Play Solar System mural is made of durable self-adhesive backed vinyl that can be removed and repositioned easily. Have fun using your colorful Wallies Solar System Wall Play mural to decorate your childâ€™s room. 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. Each package comes with 1 sun 14.5 inches by 14.5 inches; 1 moon 3-3/4 inches by 3-3/4 inches; 9 planets 4-1/4 inches by 4-1/4 inches to 8-3/4 inches by 8-3/4 inches; 20 stars 2 inches by 1-3/4 inches to 5 inches by 3 inches; 1 astronaut 3-3/4 inches by 7.5 inches; 1 rocket 3-1/4 inches by 7 inches; 12 names 3-3/4 inches by 2 inches to 8 inches by 5-1/4 inches. Each planet comes with a corresponding name and all elements are in bright vibrant colors. The package measures 21.5 inches by 4 inches.