Selmer Concept Bass Clarinet MouthpieceHenri SELMER Paris is renewing its tradition by offering a new range of mouthpieces for Bass Clarinet. Developed with the greatest experts of the Bass Clarinet, these mouthpieces will accompany you in all your musical situations as varied as they are. Concept, a larger opening offering power and dynamics, as well as a breadth of sound across all registers. The perfect balance between tone and roundness will seduce you as well as its ease of play.