A review video has been released for the new ERNIE BALL acoustic guitar strings "Earthwood Bell Bronze," developed in collaboration with John Mayer. In this polished 4-minute video, world-renowned guitarist John Mayer demonstrates the strings and shares his thoughts. Be sure to check out the product page as well!

YouTube “Ernie Ball — John Mayer and Earthwood Bell Bronze Strings Japanese Subtitle Version”
■ERNIE BALL / Earthwood Bell Bronze