The finest folio that provides quality appearance, durability and strength for many years of constant use. Made of top grade leatherette glued to heavy press board. All edges are sewed with a strong leatherette binding with double stitching on both top and bottom section. For added protection all corners are reinforced with metal. Two bottom pockets have 1/2" expansion sides and bottoms and the 1-1/2" double-stitched hinge spine provides extra room for large amounts of music. 9" x 12" Choral Folios.