Cloud Gordon, a renowned teacher who has nurtured many players. The throat is #22. This mouthpiece is a collaboration between master craftsman Marcin Kiewicz, blending traditional and modern sounds. For more detailed information on sizes, shapes, playing feel, and for used and new mouthpieces, please search for "Net Brass". There are no major scratches or dents that would affect playing. Please refrain from comments asking for a price reduction. Instant purchase is OK. For those interested in used and new mouthpieces, please search for "Net Brass". net-brass.com