It's Academic Re:Writes 10 x 13 Inches, Ghostline Invisible Grid, 1 Note and 1 Dry Erase Marker (07079) Re:usable dry erase notes, write and erase your note Re:moveable, Sticks on most surfaces. Use Again and Again Features ghost line, the original invisible grid, visible up close, disappears from a distance. Includes 1 RE:writes note and 1 dry erase marker