Artempo Adjustable Guitar Capo - No Scratches, No Fret Buzz, Easy to Move, Adjustable fit, Stainless steel The guitar capo is made of high quality stainless steel which makes the product durable and strong. The guitar capo with an elegant and beautiful design, the curved shape design allows you to use it with different instruments such as acoustic or electric guitars. The spring is made of high quality steel which will stay put while you play your instrument. The silicon pad on the guitar capo will perfectly fit the fingerboard and frets of your instrument. Moreover it will also protect your instrument from scratches The design of the product has been made to be easy to use and clamp firmly to your instrument so you will always do the correct tune.