Black 9" x 12" Choral Folio. The finest folio that provides quality appearance, durability and strength for many years of constant use. Top grade leatherette glued to heavy press board, strong leatherette binding, reinforced corners with metal. Bottom pockets with 1/2" expansion sides and bottoms and 1-1/2" double-stitched hinge spine for large amounts of music.Standard Choral Folio With Expanding Pockets BlackPublisher: Deer River