Hurricane Harps, "Hot House Blues" Harmonica Set, 7 Keys with Deluxe Zippered Case, Book and CD 10 Hole Diatonic Harmonica Set - 7 Key Set with Book and CD Keys of C, D, E, F, G, A, Bb Precision brass reedplates. Chrome plated cover plates. Waterproof ABS Comb Includes Deluxe Zippered Canvas Case Includes 72 Page Instruction Book and CD