Quartet Magnetic Strips, 7/8-Inch x 2-Inch, Rewritable, White, 25 per pack (MWS) Magnetic strips can be used to create custom labels for work or home; each strip measures 7/8" x 2"; set of 25 Stick to any magnetic surface including Quartet magnetic whiteboards and bulletin boards; use a damp cloth to wipe magnetic strips clean Messages can be changed at will and strips can be reused when written on with dry-erase markers or other water soluble pens