Description: 【7C 5C 3C Trumpet Mouthpiece Set】: You can get 1 x 3C, 1 x 5C, and 1 x 7C trumpet mouthpieces, which can perfectly meet your different actual performance needs 【Premium Material】: Trumpet Mouthpieces, made of quality copper to ensure wear resistant, good performance, and a long lifespan. With a delicate appearance, comfortable touch, and easy to wipe and clean 【Compatibility】: The trumpet mouth is very suitable for most standard trumpets on the market. It can meet the performance requirements of different occasions such as schools, concert halls, bands, etc. 【Trumpet Choose】: The 3C is suitable for (non beginners) mid to high level performers with a good foundation in playing, shallower horn mouth, larger mouthpiece, balancing the penetration of high and middle notes. Recommended professional performance; 5C is suitable for people with a certain foundation in playing or those with thick lips, very great for students to use for advanced practice, daily practice and school performances; 7C is suitable for beginners or children. The mouthpiece structure is small, easy to pronounce, easily control breath, sound bright and easy to get started quickly 【Ideal Choice for Gift】 : Musical Instruments can be as an ideal gift for trumpet beginners, professional players, kids, adults Size Chart: 8.7cm/3.43inch Package Includes: 3 Trumpet Mouthpieces (3C, 5C, 7C) Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.