Unopened, brand new. I'm selling this because I bought it but haven't had a chance to use it. Gauge: .010, .013, .017, .026, .036, .046 Coated strings resistant to rust and corrosion Designed for long life Reinforced technology using titanium wire wrapped around the ball end of the plain strings Prevents slippage and breakage at the ball end, ensuring 5-7 times the strength of conventional strings Electric guitar strings featuring titanium reinforcement technology. - Brand: Ernie Ball - Model: Coated Slinky - String Gauge: 10-46 - Technology: Titanium Reinforced Technology - Features: Enhanced corrosion resistance Thank you for looking.