This is a silent erhu, made of materials, durable and practical. It can effectively reduce the volume of the erhu and has a good noise reduction effect. Share it with your friends and family because it is a great gift. Features -Material: About 2.50X2.00X0.80cm/ 0.98X0.79X0.31in -Easy to use, just install it on your erhu. It can be given as a gift to family and children. -Take a few seconds to install it on the erhu. Will not scratch the erhu. -In addition, during use, only the front volume is changed, and the sound quality of the erhu remains unchanged. -The erhu mute is made of composite nano material, which is light and durable, with good flexibility, and will not damage the erhu. -Suitable for beginners to practice erhu practical and perfect accessories, strong practicability. Package list: 2 x sordines