Hurricane Harps, "Hot House Blues" Harmonica Set, 12 Keys with Deluxe Zippered Case, Book and CD 10 Hole Diatonic Harmonica Set - 12 Key Set with Book and CD Keys of C, Db, D, Eb, E, F, F#, G, Ab, A, Bb, B Precision brass reedplates. Chrome plated cover plates. Waterproof ABS Comb Includes Deluxe Zippered Canvas Case Includes 72 Page Instruction Book and CD