Jo Ral TPT-4B Brass Bottom Trumpet Bucket Mute The trumpet bucket mute provides a unique, haunting sound that is both deep and slightly hollow A very specialized mute for a very distinctive sound Made of the highest quality hand-spun aluminum, Jo-Ral mutes are designed and tested to perform evenly in all registers Alternative materials used on the bottom of the mute create varying sound characteristics for special effect, giving musicians the freedom of artistic expression Multi-propose all-aluminum mutes provide a bright muted sound, while brass-bottom mutes impart a slightly warmer, confidential sound ideal for smaller settings