Description:These are drumstick practice tips. Made of good quality rubber, flexible and durable. If you are looking for a cello mute, our product is the best choice for you. it is great for practicing and playing cello when you don't want to disturb your family or friend.Features:Easy to use, just put it on top of the drumstick. Effectively protect the head of drumstick from damage.Made of silicone, these drumstick tips are very strong, durable and elastic.With good workmanship, these practice tips can perfectly fit the head of your drumstick.Can be uesd as mute, these tips effectively reduce the volume and allow you to practice without distrubing others.Specifications:Condition: 100% Brand NewItem Type: Musical Instruments AccessoryMaterial: Silicone Color: BlackWeight: Approx. 7gLength: Approx. 17mm / 0.67inch Inner Diameter: Approx. 6mm / 0.24inOuter Diameter: Approx. 8mm / 0.31inchPackage Include:10 * Drumstick Silent Practice TipsNote:Please allow 1-3mm error due to manual measurement. Thanks for your understanding.