Feature: 1. A good assistant for alto saxophone lovers. 2. Working well on weakening the sound,easy to install and use. 3. With it, you can absorb yourself in practicing saxophone without disturbing others. 4. Made from ABS material, light weight and tough, durable to use. 5. Fine workmanship, compact and convenient to carry. Specification: Features: A good assistant for alto saxophone lovers. Working well on weakening the sound,easy to install and use. With it, you can absorb yourself in practicing saxophone without disturbing others. Made from ABS material, light weight and tough, durable to use. Fine workmanship, compact and convenient to carry. Specification: Condition: Brand New Brand: Lade Material: ABS Color: Gold, Silver(Optional) Application: Alto Sax Top Diameter: Approx. 7.2cm / 2.8in Bottom Diameter: Approx. 3.3cm / 1.3in Height: Approx. 4.1cm / 1.6in Weight: Approx. 18 - 19g Packing List: 1 x Alto Sax Mute Note: The product has a 15% to 20% weak effect on the saxophone, and does not achieve complete silencing and mute.