Description This pad is made of rubber which and durable. With the non-slip surface and gel cushion, you will feel comfortable when you play performance. And Provides extra thumb rest and protects your instrument and hands, alleviating the fatigue of long-term playing. Feature - Color: Black.- Material: Rubber.- Size: 3.7x1.7x2.8cm.- It effectively thumb rest finger movements, increased endurance.- Provides extra thumb rest and protects your instrument and hands, alleviating the fatigue of long-term playing.- Rubber material, high flexibility, comfortable wearing feeling, tear-resistant and durable.- Special shape design fits your metal thumb rest very perfectly.- Wonderful term to rest your thumb and bring you better playing performance.Packing list: 1 x Pad