Wallies Blueprint Blue Chalkboard - 4 Sheet Vinyl Peel and Stick Wallies Peel and Stick Chalkboard Panels apply to any clean, dry, smooth surface. These vinyl chalkboard panels are removable and repositionable. Comes as a set of 4 Blue Panels Each of the four peel & stick panels measure 9&quot; x 12&quot;. Chalk is included.