Hello Kitty Chalkboard ReStik Wall Sticker Set of 2 Grab some chalk and scribble some notes. Hello Kitty won't let you forget! These two chalkboards are movable and reusable- perfect for a bedroom or kitchen! Made from a slightly thicker, self-adhesive, polypropylene film. Apply to smooth surfaces. To clean, wipe gently with a DRY cloth only.