Think Big sewing pattern by Nancy Ota. Finished bag measures approximately 19 1/2" wide x 17" tall. It features a zipper closure, two outside and several inside pockets. The instructions for this pattern assume basic piecing and sewing experience. So versatile, you can make it for toting your projects to class, as a big stylish purse, as a great diaper bag, or for toting your shopping treats and treasures home.