Super Heavyweight Plus Dry Erase Pockets stand up to daily use by students. Easy load design is open on two sides for easier access to worksheets. Colorful cloth binding edge for long-lasting use. Reusable to help to save the environment and paper by eliminating the need to copy worksheets over and over. Convenient eyelet for hanging. Easily cleans with a soft dry cloth or tissue when used with a low-odor dry erase marker or dry erase crayon (not included). Assortment includes 5 each primary colors: red, orange, yellow, green and blue. Insert Size: 9 x 12 or smaller sized papers. Recommended age 5-10 years