Claricord elastic neck strap reduces the weight of the clarinet relieving thumb and arm aches enabling all players to play longer. Suitable for professionals and students. Promotes correct hand and finger position and reduces common technical problems by easing tension in fingers, wrists and arms making the Claricord particularly helpful to beginners. Has helped players with arthritis and has been used in players rehabilitation therapy. Fully adjustable for personal comfort. Fits Bb and A clarinets. Easily installed and removed. Individually packaged.