C-LINE: Reusable Dry Erase Pockets. These handy reusable dry erase pockets are great as a study aid because you can easily practice problems over and over again. They are environmentally friendly by eliminating copying worksheets over and over again, save money because they last a long time and clean easily. This package contains ten 9x12 inch dry erase pockets. Color: Assorted Neon Colors. Imported.