Description: Sturdy Material: The guitar bow is made of high quality aluminum alloy material, which is strong and wear resistant and can be used for a long time.Double Sided Design: The guitar bow device adopts a double sided design, allowing you to easily play both sides of the strings. This versatile feature allows you to easily switch between different playing techniques, offering a wide range of musical possibilities.Lightweight and Portable: The guitar bow is lightweight and portable. Its compact size can be easily stored in a guitar case or bag, ensuring you can take it anywhere for practice or performance.Convenient and Simple: Picasso bow comes with a built in guitar pick tip. This thoughtful addition allows for a transition between bowing and picking, giving you more control over your playing.Protect Your Guitar: The guitar bow is specially designed for acoustic and classical guitars, sturdy and durable, ensuring it will not damage your guitar strings. Specification: Material: Aluminum Alloy Size Chart: 22.8cmx8cmx1.7cm/8.98inchx3.15inchx0.67inch Package Includes: 1 Cloth1 Rosin1 Adjusting Wrench1 Instructions1 Sand Paper Note: Please allow slightly errors due to manual measurement and different monitors.