This Thore C bassoon is made for professional players. It's Thore's standard orchestral model, featuring longtime matured maple wood with a matte gloss lacquer finish. The Thore Professional bassoon has 25 keys, high-C and -D key, four trill keys, nine rollers, automatic G ring key, double low-C touch, thumb Ab key, Eb vent key and piano lock key. It includes a balance holder with strap ring, leather pads, two professional bocals, silver-plated key work and trimmings, case and cleaning set.