Duo earrings are composed of phosphor-bronze guitar string with sterling silver posts and backs. Duo earrings are also available in gold.
The strings for Duo undergo a proprietary in-house coating to assure their glimmer, shimmer, and shine. This anti-tarnish application is invisible to the eye while delivering unparalleled quality to you.
Heartstrings’ eco-friendly promise delivers jewelry and packaging that transform end-of-life materials into beauty for even the most discerning.