Trumpet Mouthpiece - The trumpet mouthpiece is made of qualified material with smooth and wear-resistant surface. Easy to wipe. Suitable for - 7C is suitable for beginners or children with small lips, 5C is suitable after some exercises, then 3C is suitable for the professional players. Compatible - Compatible with most trumpet. The mouthpiece is compatible with most of the trumpets. Silver Plated Copper Alloy - Made of qualified metal and the surface is polished. Comfortable touch feeling,nice sound, for long-term use. Perfect Gift - It can meet the requirements of different occasions such as schools, concert halls, bars, families, band practice areas and performers' learning stage, as a gift for trumpet beginners, professional players, children, and adults. Features: Size: 5C Color: Silver Material: Silver Plated Copper Alloy Trumpet mouthpiece 3C 5C optional. Made of high-quality copper alloy. Compact size, easy to install. Silver plating design, twinkling and stylish. Compact size, easy to install. Size: 3c: The cup is larger, the application surface is more comprehensive. 5c: The sound is bright and full, suitable for players with good endurance. 7c: The sound is bright and used by most students and professional players worldwide. Package Weight : 3.53 Ounces Size: 27x87mm Package Include: 1 x Trumpet Mouthpiece 5C