Anyone can easily practise math problems, letters, writing skills and more by inserting a worksheet in the dry erase pocket. Allows you to reuse worksheet pages to eliminate paper waste and save on paper, money and time. Super heavyweight pocket can be reused for a long time. Convenient eyelet allows the pocket to hang. Low-odour dry erase marker (not included) wipes off with soft, dry cloth or tissue. Width: 23cm ; Height: 30cm ; Colour(s): Assorted Neon Colours.