Description Material: Metal material with spring design Type: Acoustic Application: Violin Net weight: 65g Features 100% and high quality. Ergonomic design shapes perfectly to the contour of the players shoulder. Easy to install, and solid white rubber feet protect your violin from any damage and grip the side of the violin for perfect hold and position. The thick velvet covered shoulder pad will also retain its shape and comfort even after prolonged periods of use. The role of shoulder rest: 1. Improved clamping the violin posture, lets player the more relaxed, not occupation disease. 2. To ensure maximum violin vibration, let the voice of the farther. Package Included: 1x Violin Shoulder Rest red