This pack of 6 chipboard sheets is great for shipping box inserts, mailing photos, document protection, scrapbooking, bookbinding, document backing, photo backing, and picture frame backing. Easily customize using paint, stain, letters, stamps, labels, and stickers. Each board measures 10.5 x 7 x 0.25 inches. Made from quality MDF; intended for indoor use only, not weather resistant..