set2: 6 x brass strings + 6 x color strings & 6 x Tuner + 12 x Screws Guitar String compatible with most acoustic guitars. Strings for excellent playability. Long lasting and professional quality string. The Guitar String is a of today's musician and you find our strings can provide you with wonderful feeling. Material: with rustproof coating for use; Length: each guitar string is . 87 cm/ 34.2 inch String diameters: 1: 0.2 mm/ 0.007 inch; 2: 0.3 mm/ 0.01 inch; 3: 0.6 mm/ 0.02 inch; 4: 0.7 mm/ 0.027 inch; 5: 1 mm/ 0.039 inch; 6: 1.2 mm/ 0.047 inch 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 Specifications: Material: metal, plastic/ copper wire One Size: . 3.8 x 3 x 3.5cm / 1.5 x 1.2 x 1.4in Color:as shown Package Contents: 6 x brass strings 6 x color strings 6 x Tuner 12 x Screws Only the above package content, other products are not included. Note: Light 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.