Features Specially designed instrument accessory for alto saxophone bakelite mouthpiece. Nice accessory for saxophone, can help to produce a full, centered tone and sound. Screw shape design, easy to adjust the diameter, convenient for installation and removing. Made from premium metal, sturdy and durable enough for a long-time use. Exquisite workmanship, high quality, a nice gift for saxophone lovers. Elastic threaded spring design with glossy surface and gold color, beautiful and outstanding appearance. Specifications Color: Gold Material: Metal Product Size: 3.3 * 3 * 2cm/ 1.2 * 1.1 * 0.78inch Product Weight: 13g/ 0.45oz Package Size: 4.5 * 4.5 * 4.5cm/ 1.7 * 1.7 * 1.7inch Package Weight: 19g/ 0.67oz Package List 1 * Sax Ligature