D'Luca M37-EVA-BL Blue 37 Key Jungle Melodica with EVA Carrying Case Melodica featuring 37 piano keys with a tonal range of F below middle C through F Can be played hand-held using the attached strap and mouthpiece, or you can play it as a piano on any flat surface just add the extension hose. Includes a high quality EVA case with D'Luca logo, sleeves to hold the mouthpiece and the extension hose in place. Durable brass reeds that will maintain your Melodica in perfect pitch for long time Includes: Mouthpiece, Extension Hose, Cleaning Cloth and D'Luca Eva Black Molded Zipper Case.