Cello parts: Easy to install and positioned close to the string, producing a full and comfortable sound. Cello replacement tool: Made from safe and durable material, offering wear resistance and long-term practicality. E1A string bridge pads: Simple in design and highly functional, providing a positive user experience. Placed underneath the string on your violin, this pad helps protect the bridge, prolongs its lifespan, prevents string damage, improves tone, and reduces buzzing. Bridge Pads for Violin: During installation, use a thin, needle-like wire to apply a small amount of glue to half of the pad and the bridge, then attach the remaining half. Violin string pads: Ideal for cello enthusiasts or players, and can be kept as a spare string pad in a cello case. Color: As shown Material: PU Type: A: Cello bridge protection pad / B: Violin bridge protection pad Package Contents: 10 x String Protectors Note: The package includes only the items listed above. Other products are not included. Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1-3 cm.