Marcinkiewicz Signature Series Trumpet Mouthpieces Bobby Shew #2 Model The Marcinkiewicz company developed mouthpieces for many big name players over the years Now they offer exact copies of these mouthpieces to the public Each of these mouthpieces was designed for a specific player at a specific point in time Many play the Marcinkiewicz mouthpieces exclusively "Marcinkiewicz Signature MouthpiecesTrumpet Signature modelsThese mouthpieces are made to each specific player's specifications