Features: 1.Material: steel, with rustproof coating for durable use; Length: each guitar string is approx. 90 cm/ 35.4 inch 2.There 3 color style for your optional,meet your different needs. 3.Suit for: colored guitar strings are helpful for the guitar beginners to remember and practice; Also fits for guitarist to make their acoustic guitar look beautiful and awesome 4.This copper guitar strings features a good tension,you can use it to play a clear and pleasant sound. 5.Durable and long lasting,you can use it for a long time,not easy to break,not easy to be worn out. Notice: Actual color may be slightly different from the image due to different monitor and light effect Please allow 1-3cm deviation due to manual measurement Description: Material: steel string Length:about 90cm Package List: 1set x Guitar Strings Replacement Kit