This book cover will fit ROOMY on the average mass market, paperback measuring up to 7.5" x 4.5" x 1.5 " thicknesses. If you are looking for a book cover that will fit several sizes of paperback books, this is the one. I take a book everywhere I go and I like to keep my book protected so it stays in "like new" condition. No bent corners, no accidentally torn covers. An added bonus is that it also conceals what I am reading from prying eyes. There is an attached fabric bookmark to easily mark your place. Two carry straps make it easy to carry your book with you. 1.5" Fabric covered metal button with fabric button loop. Book covers are fully lined so there are no unsightly seams or loose threads. Exact design placement may vary slightly. Book is for display purposes only and is not included. Measurements: Closed 8" x 5.5". Open, while flat: 8" x 11.25". Fabric Bookmark is placed in the center back and it is approx. 9.5" long. Smoke Free, Pet Free Home. Machine washable cold, air dry.