This guitar string is made of solid material, which can withstand use. Features the copper alloy material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. Features -Color:Assorted Color -Material:Copper alloy -Size:11.90X10.70X0.70cm/4.68X4.21X0.28in Diameter: 0.25mm, 0.36mm, 0.58mm, 0.76mm, 0.99mm, 1.17mm - Vibrant colors to match your guitar and personality, for optimal sound projection. - Made with copper alloy material for exceptional sound, durable for lasting use. - This guitar string is perfect for acoustic guitars, delivering a warm and rich tone. - A great way to add a touch of personality and style to your guitar playing, while also providing exceptional sound quality. - Fine workmanship, durable and sturdy, not easy to wear or tear, you deserve to have one. Package list: 6 x guitar strings