This item is well made of for durable and practical use. It’s easy to use with . The precise design will ensure its practicability in the work of high performance. After use, the strings will become smooth and incomparable. It is a professional cleaning tool for guitar players and guitar lovers. Feature - Color: As shown. - Material: Plastic. - Size: Approx. 13 x 3.1 cm / 5.1 x 1.2 x 0.8 inch ( W x H). - Made of plastic, durable and not easy to damage. - Light weight for simple storage and carry. - Not only can the strings, but also can add lubricating oil for the strings. - Great for guitar, cello, violin in hand, zither, piano and other stringed instruments. Package list: 1 x Guitar Accessories Strings Derusting Pen Strings Anti Rust Pen Guitar String Care