The Blues DeVille 10-hole diatonic harmonica delivers bright, bold tone and uncompromised pro quality, with phosphor bronze reeds, moisture-resistant ABS combs, gold-etched casing and other features that make it a reliable choice for serious performers. Chromed metal covers for comfortable performance, Moisture-resistant ABS plastic combs for bright sound and tuning stability, Protective vented plastic case allows harmonica to dry after playing, Includes blister card package. Key: F