EXTRA REUSABLE PLASTIC SLEEVE: You get 30 reusable dry erase bags (10 different colors) and 2 stainless steel rings with an inner frame measuring 11.5 x 9.2 inches/29 x 23.5 cm and an outer frame measuring 10 x 14 inches/25 x 35.5 cm, extra size for easy paper placement.HIGH QUALITY & DURABLE: Our reusable dry erase pocket covers are made of high quality ABS as the main material. The edges of the dry erase pocket are double stitched for long-lasting durability.Erasable and efficient: You can write or draw on the clear pocket sleeves, and when you're done, just erase the marks and reuse them, no more reprinting, no more wasted paper, saving time and money.EASY TO USE AND HANG: This dry erase board cover features a flexible pen holder for holding dry erase markers. There is a hole in the middle of the top for easy hanging. You can also use metal rings to secure multiple pocket flaps together.Versatility: The dry erase sleeve neatly inserts and removes most standard , suitable for single- and double-sided worksheets, files or storing notes, ensuring that whatever you choose to place it on when inserting it will stay tidy.Colour:As ShownMaterial:ABSSize:About 25x35cmPackage Contents:1set * dry erase pocket sleevesOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.