The Yamaha Eric Miyashiro Signature Series Trumpet Mouthpieces offers a player a choice of two superior mouthpieces. The EM1S original model features a very small rim inside diameter. The EM2S is identical in appearance except with a bigger rim inside diameter. The Yamaha Eric Miyashiro Signature Series Trumpet Mouthpieces are available in silver finish. Eric Miyashiro is an internationally acclaimed first call trumpet player in Tokyo. His playing is characterized by the term "StratosphERIC". Mr. Miyashiro is well known as a powerhouse Big Band lead player but is also a first call classical symphonic musician, and is comfortable playing in all music idioms.