I purchased this from Sound House at the beginning of this year. I had it in stock, but I'm selling it because the strings I use have changed. It's unopened. --- DR TITE-FIT 10-46 electric guitar strings are bright, flexible, and long-lasting. - Brand: DR - Model Name: TITE-FIT - String Gauge: 10-46 - Features: BRIGHT, FLEXIBLE & LONG LASTING Thank you for looking.