Versatile Music Notation Tool: This innovative stamp is designed for both six-line and five-line staves, making it an essential tool for learning guitar rhythm patterns, musical notation, and chord writing PP Material: Crafted from sturdy PP, this stamp ensures long-lasting use and reliability for all your music composition needs Compact Size: With dimensions of 6x3.2cm, this stamp is conveniently sized to fit in your music bag or desk drawer without taking up much space Easy to Use: The roller design allows for smooth application on paper, helping you create clear lines and notes effortlessly Time-Saving Tool: The easy-to-use five-line stamp speeds up the process of preparing music sheets and educational materials, allowing you to focus more on creativity and instruction Specification: Material: PP Size: 6cm x 3.2cm / 2.36 inch x 1.26 inch Package Includes: 1 Music Notation Stamp Note: Please allow slight errors of 1-2cm / 0.39-0.79 inch due to manual measurement