Dry Erase Whiteboard Calendar. Plan out your month with the help of our dry erase calendar set! This package includes everything you need to keep your schedule right on your walls: a mini dry erase calendar, six additional dry erase thought or speech "bubbles"... and a marker, of course! Each element is completely removable and repositionable, and will never damage your walls or leave behind any sticky residue. It's never been easier to plan than with this calendar! This no-nails, no-fuss solution is perfect for students, parents, teachers, office workers, and more! Number of Wall Decals: 7 Wall Decal Dimensions: 2 sheets of 18" x 20" calendar measures 18" x 20" word bubbles vary in size