$68.99 HEXAGONAL STEEL CORE GUITAR STRINGS FOR ACOUSTIC 011 015 023 032 042 052-in Guitar Parts 
Ziko 011-050 Dr-011 Acoustic Guitar Strings Pure Copper Anti-Rust Strings M G3T2 | eBay
Alice Acoustic Guitar Strings 011/012 inch Stainless Steel Coated Copper Alloy A207-in Guitar 
