Copper will tarnish and patina over time due to the natural properties of this metal. Each piece has been waxed with a product called Renaissance Wax. This wax will wear off over time.
While cuff bracelets are meant to be adjustable, repeatedly stretched and compressed metal can wear and break in half over time. To avoid breaking your bracelet, here’s a handy YouTube video to demonstrate how to properly put on a cuff bracelet: https://youtu.be/VFKsGvXfxCk