Thank you for viewing! I am selling this item as I declutter. Denis Wick Euphonium Practice Mute 5512 This is a practice mute. In addition to its sound-dampening function, it can also be used to check your playing technique. Please understand that this item has been stored at home before purchasing. It will be shipped using cushioning material and recycled cardboard, etc. #Euphonium #Mute #Used