Elixir ANTI-RUST PLANE STEEL Compatible with electric guitars, acoustic guitars, NANOWEB, and OPTIWEB Rust-resistant and maintains the sound of freshly strung strings. Brand new, unused. No need to comment before purchasing. Ships via Yu-Packet, expected delivery in 2-3 days. For multiple purchases, we will deduct 125 yen from the second item onwards and recalculate the total. Please contact us via comment if you wish to purchase multiple items. Below are examples of the gauge sets: Electric Guitar Super Light / .009.011.016.024w.032w.042w Custom Light / .009.011.016.026w.036w.046w Light / .010.013.017.026w.036w.046w Light Heavy / .010.013.017.032w.042w.052w Medium / .011.014.018.028w.038w.049w Acoustic Guitar Extra Light / .010.014.023w.030w.039w.047w Custom Light / .011.015.022w.032w.042w.052w Light / .012.016.024w.032w.042w.053w Light Medium / .012.016.024w.035w.045w.056w Medium / .013.017.026w.035w.045w.056w