The knob is made of wood material, which is in design, beautiful in appearance, practical and . These knobs are sturdy, wear-resist, and have a long using life, so you can use them with confidence. Replacement parts for electric guitars. The product design is novel, and the workmanship is fine. Can control the effects of multiple functions, suitable for electric guitars, electric bass, etc. With the fine workmanship, the guitar volume knob is very convenient and practical to use. Color:As Shown Material:wood Package Contents: 3 x Wood Guitar Knobs Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.