Thank you for viewing. If you are interested in used or new mouthpieces, please search for "Net Brass." This is a Yamaha mouthpiece with a high-quality finish, popular among many users. The plating is beautiful and feels very comfortable on the mouth. The model number is 11C4. It's a standard model with a medium size and depth. It's a long model. There are no major scratches, dents, or plating剥がれ (peeling) that would hinder performance. Please refrain from comments asking for a price reduction. Immediate purchase is OK. If you are interested in used or new mouthpieces, please search for "Net Brass." Management number: H870 #Cornet #Mouthpiece #Yamaha Type...Cornet