Brand new and high quality Made of colorful coated copper alloy Long service life Tunes stable, sounds great Suitable for acoustic guitar Length: approx. 1 m (40") 6 different colorful strings: E string (1st) . 011"(0.28mm) stainless steel B string (2nd) . 015"(0.38mm) stainless steel G string (3rd) . 024"(0.61mm) red bronze wound D string (4th) . 032"(0.81mm) yellow bronze wound A string (5th) . 042"(1.07mm) blue bronze wound E string (6th) . 052"(1.32mm) green bronze wound Package Includes:6 x Guitar strings Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.