Bass Clarinet Care Kit / Cleaning Kit Deluxe Bass Clarinet Care Kit / Cleaning Kit Deluxe & Essential Dictionary of Music Definitions. The RS Berkeley Bass Care Kit is an essential accessory for the clarinet. Because of the delicate nature of Clarinets & the very close tolerances which must be maintained, it's important that proper cleaning & maintenance procedures are carried out regularly. Package Includes: Large Rainbow Cleaning Swab Real Chamois Clarinet Swab Cork Grease Polishing Cloth Key Oil Use & Care Pamphlet Package Includes Essential Dictionary of Music Definitions Essential Dictionary of Music Definitions- An invaluable addition to the "Essential Dictionary" library, this Handy Guide provides a comprehensive reference for musical terms and definitions. Often supported by examples that clarify the presented term, the volume also includes the pronunciation of foreign terms, and up-to-date electronic music terms. Entries are cross-referenced for easy use. Perfect accessory package for Bass Clarinet Players