Features: -Durable, self-adhesive backed vinyl. -Easily removable and repositionable. -Apply to any clean, smooth surface or painted dry wall. -Not recommended for textured or rough surfaces and should not be placed on newly painted walls. -Not harm or damage surfaces and will not leave a sticky residue. -Washable. -Each package comes with 26 dots in a variety of vibrant colors measuring from 2" to 6.5" Dia..