DescriptionIf you have been looking for a trumpet mouth shape practice lip vibrator , then your search is over! This is because our product can well meet your needs, and is made of high class materials, durable and strong enough for long-term use, good material, durable, affordable, and cost-effective.Features-Color: Silver -Material:Silver plated brass-Size: About8.70X2.70X2.70cm/3.42X1.06X1.06in -Using high grade materials, it is practical and durable, and has a long service life.-Durable and solid enough for a long-term use, lasting luster and beautiful color.- A warm and practical gift for trumpetbeginner, professionaltrumpet teaching workerand more.- The compact size is enough to fit in your pocket and enjoy fun anytime, anywhere.-Simple and easy to use, good material and low price, a good helper for trumpet lover.