I'm selling these because I bought extras. They're used to reduce the volume of snare drums. [Product Details] Suitable for drumsticks with tips less than 1cm. [Excellent Material] The excellent elasticity of the silicone material maintains the original feel of the drumsticks, allowing you to experience a real hitting sensation when playing. [Effective Noise Reduction] With these silicone drumstick silencers, you can practice freely without worrying about noise issues. [Easy Installation] Simply insert them into the tips of your drumsticks and they're ready to use. Shipping will be via Yu-Packet Post Mini.