Specifications:Features:- High carbon fiber material.- Made of 10% nylon + 20% polyester + carbon fiber.- Super antioxidant, greatly extend the service life.- Strong durability, clearly timbre and feeling comfortable. For primary guitar players.Size:- A: 024inch / 0.60mm- E: 031inch / 0.78mm- C: 037inch / 0.95mm- G: 026inch / 0.65mmColor: WhitePackage Weight : 8 G / 0.28 OuncesPackage Dimensions (L*W*H) : 110*145*7 MM / 4.33*5.71*0.28 InchesRetail Packaging: Yes, Colored BoxPackage Include:1 x Guitar String Set(4pcs)