Harmonicas have been around for a long time, and they're not going anywhere anytime soon. Also known as a French Horn or mouth harp, the harmonica is free wind reed instrument played by forming the mouth over the different holes and directing air through the reeds. From Bob Dylan and Neil Young to Billy Joel to Blues Traveler, the harmonica has been influencing popular music for more than a century. And you don't have to be an aficionado or professional player to enjoy a good harmonica. Whether it's your first or your fiftieth, grab a harmonica from brands like Hohner, Suzuki, Seydel, and more on Reverb.