The Black Folder was originally designed for Paul Salamunovich and the Los Angeles Master Chorale.

This is widely regarded as the absolute "top of the line" in choral folders, Featuring:

• Strong, heavy-duty construction with leatherette exterior (and interior pockets) for long durability.
• Retainer strap on interior bottom to prevent loose music from sliding out. (Holds folder
  open too!)
• This folder has a new feature: A button on the folder to unsnap the bottom strap to open folder wider
• 10 Elastic cord installed in aluminum hinge holds music in place for complete security
• A separate ring binder, which can be threaded into the strings, is included and can be added to the folder easily
• Sewn edges (double-sewn on top and bottom.
• Heavy weight strap
• Brass corners
• Dimensions 10 3/4" x 12 1/2"
• 1 1/2 metal spine insert. Includes 10 strings.
• Ring binder model available separately.
• Two gusseted pockets with 1/2" expansion

 BONUS Ring Binder Included

This is definitely the best folder available!