Features: new and Material: Made of high- aluminum rubber resin materials, practical and durable. Ergonomic design: healthy spine, reduce fatigue, for play freely, so that the body no longer inhibits the vibration of the guitar back plate, so it releases a greater volume, which is beneficial to increase the volume, simple structure, and very practical. DIY assembly: the piano holder can be disassembled and assembled, which is convenient to carry. Product characteristics: The paint coating process is effective to prevent oxidation. The groove is designed at right angles to effectively avoid scratching the piano body. Soft rubber material, flexible, curved design to reduce pressure. Functional characteristics: rubber knob, can adjust the height and angle of the piano support by itself, tighten it and then stick it to the surface of the piano body, the suction cup can be replaced by itself, extending the service life. Specifications: Material: Aluminum + Rubber + Resin Length: approx 23.5cm/9.25 inches Color: Black Note: 1.Please allow 1-3cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Guitar Support