Reusable Dry Erase Pockets help to improve students' skills. Anyone can easily practice math problems, letters, writing skills & more. Save paper by eliminating the need to copy worksheets over & over again. Reusable super heavyweight pocket lasts a long time. Convenient eyelet for hanging. Easily clean with a soft dry cloth or tissue when used with a low-odor dry erase marker or dry erase crayon (not included). Document Size Range: Letter; Front Face Color: Clear; Front Face Material: Plastic; Backing Color: Clear.