This is a very practical string, which can provide you with more comfortable sound, allowing you to have a better experience. The strings are easy to adjust, professional and practical, not easy to wear, and can be used for a long time. Features - Color: As Shown - Material: Steel wire - Size: About 81.50X0.50X0.10cm/32.03X0.20X0.04in - Made of strong materials, with excellent texture and not easy to wear. You can use it for a long time. - The sound of the strings is clear and comfortable, strong and powerful, and the remaining sound is short, more beautiful and moving. - They are mainly suitable for Erhu, allowing you to play better because of their excellent sound. - A very simple and practicalErhustring, which can provide you with a simpler and more convenient method of replacement. - Professional and durable string can be given as gifts to family and friends who like Erhu.Packing list: 3 x set of inside and outside strings