FDXGYH Guitar Rolling Capo: Sliding Capo for Tuning Tone of String Instruments

Rolling design: adjustable guitar capo can roll the capo seamlessly to make the tuning stay stable and won't pinch the sound out of tune. Just use your thumb to move the roller from one character to another, which will produce different tone changes. MATERIAL: Made of steel and rubber, which is lightweight and durable. It can roll smoothly and will not damage your guitar or performance. APPLICATION: This rolling capo can work well with standard 4 to 6 string guitars, suitable for most string instruments, such as folk guitar, classical guitar, mandolin and banjo. Easy to install and remove, store it on the nut of the guitar when not in use.