Hohner BBBX Blues Bender Harmonica with 3-Pack, Holster, Instruction Booklet and DVD, and Cloth Keys of C, G, and A 10-hole diatonic harmonicas with standard (Richter) tuning Airtight construction for easier note bending Long-lasting reeds with thicker reed plates for consistent tone Patented Acoustic Cover plates that allow for greater volume and projection Includes: 3-Harmonicas (Keys of C, G, and A), Leatherette Harmonica Holster, Instructional Booklet & DVD, and GoDpsMusic Cleaning Cloth