This end tab file folder features two pockets on the exterior back panel of the file folder. The additional storage is perfect for dental practices to hold panorex x-rays, photos. etc. The file folder is made from 11pt. manila stock, and is letter size, which is designated for 8 1/2 x 11 size paper. Two fasteners are installed on the interior left and right panels. The two pockets have dimensions of 12 1/4"W x 5 1/2" H (Front Pocket), and 12 1/4"W x 8 3/4" H (Back Pocket). Scored label placement indicators. Included 50 folders per box. Double-pocket end tab file folders are proudly made in the U.S.A.