Elerly Instruments is a musical instrument retailer in Lansing, Michigan, United States, with a reputation as a "megastore", a repair shop and a locus for folk music including bluegrass and "twang". Specializing in fretted instruments, including acoustic and electric guitars, banjos, mandolins, and ukuleles, Elderly maintains a selection of odd or rare instruments. Elderly is known as a premier repair shop for fretted instruments, as one of the larger vintage instrument dealers in the United States, and as a major dealer of Martin guitars in particular.