Students can practice math problems, letters, writing skills and more with these 12 x 9 pockets that are open on the long side Saves paper, time and money by eliminating copying worksheets over and over Reusable super heavyweight pocket lasts a long time Convenient eyelet for hanging Cleans easily with a soft dry cloth or tissue when used with a lowodor dry erase marker or dry erase crayon not included Black Insert Size 9 x 12 or smaller sized papers This item includes 30 each of item CLI40711 1 Dry Erase Pocket