BG A80L Reed Performer, Reed Performer, Large size, For tenor and baritone saxophone as well as bass clarinet, More stable sound, Doubles the life of the leaves, Rounder sound in all registers, Reusable for more reeds, Suitable for cane reeds and synthetic reeds, Brings worn or weakened reeds back into shape, Applying it to the base of the reed also prevents the ligature from slipping, A BG innovation