A wrist alignment device for attachment to a stringed musical instrument, the instrument comprising a neck portion comprising a fingerboard on one side of the neck portion and a nose portion contiguous with the neck portion, the device comprising a three-dimensional oblong body comprising a flat planar end and curved sides, the body removably attachable to a side of the neck portion that is opposite the side comprising the fingerboard and at an area where the neck and the nose portion meet, the device sized to come into contact with a ball portion of the hand of a player of the instrument, placing the wrist in a perpendicular position relative to the neck without inhibiting rotation of the wrist as is necessary for proper placement of the fingers on the finger board.