Key of Eb. one-piece body, polycylindrical bore, grenadilla wood, undercut toneholes, silver-plated keys, adjustable thumb rest, deluxe Naugahyde-covered wood shell case with plush interior, 41.5mm barrel. The Buffet R13 clarinet has a 40-year history of quality and craftsmanship. From wind ensembles to great symphony orchestras, it is the benchmark in clarinet manufacturing. Crafted in high-quality grenadilla wood to ensure evenness of tone and response. The R13's 3-step polycyndrical bore is noted for its dark, full sound.