Description: 【Material】These buffering accessories horns pads are made of flexible silicone rubber, ensuring longevity and consistent performance. 【Brass Instrument Accessories】These silicone pads are designed to fit the rotary valves of small flat key euphoniums, tubas, horns, french horns. 【Set Includes】The set includes 10 pads, which is enough to replace all of the pads on a single instrument. The pads are easy to install and can be replaced in a few minutes. 【Versatile Use】Ideal for trombones, tenor horns, and baritone horns, these mutes can be used across a range of brass instruments to control volume and tone. 【Noise Resistant】These mute pads effectively reduce the sound produced by your instrument, making them greta for practicing even late at night. Size Chart: Diameter: 3.5mm/0.14inch or 4mm /0.16inch Package Includes: 10 Pieces Silicone Pads(3 Pack) Note: Please allow slightly errors 1-2cm differences due to manual measurement.