Denis Wick / S GP Cornet Mouthpiece. Heavily used, with the gold plating peeling off, including the rim. Please check the images. ・S (DW4881-S) Cup: Very shallow Inner Diameter (mm): 16.00 Rim Width (mm): 5.30 Features: Designed for E♭ cornet. It's easy to control dynamics, and it's characterized by a brilliant high range and excellent intonation.