DescriptionThe item is a pack of 5pcs simple and practical clarinet thumb rest protector, which is made of durable hard rubber. They are used to eliminate sore thumbs, provides extra thumb rest and protects your instrument and hands. and durable, helps to maintain the correct finger positionFeatures- Color: mainly black. - Material: durable hard rubber. - Size: Standard. - Eliminate sore thumbs, provides extra thumb rest and protects your instrument and hands. - and durable, helps to maintain the correct finger position. - Application: suit for most Clarinet.