Specifications: Made of high quality aluminum durable and portable for daily practice. Help weaken the sound of your trumpet to get a perfect and soft music. The mute can lower the volume of your instrument while the original tone of trumpet won t be influenced. Type: Trumpet Mute Material: Aluminum Alloy Features: Metal Made Instrument Parts Trumpet Practice Size: 11cm x 6.5cm x 6.5cm/0.43 x 0.26 x 0.26 (Approx.) Notes: Due to the light and screen setting difference the item s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Trumpet Mute