Made with non tarnish silver plated copper wire. The silver, gold, and titanium colors are all silver plated, while the copper wire is just copper with a tarnish resistant coating to help keep its' bright color. If you happen to see you piece slight darkening just use a good old fashioned jewelry cloth to buff it out.  Each jump ring is handmade by Jenna. You can get it made to fit you perfectly. If you are buying this as a gift the average woman's wrist size is: 6 .5-7 inches around. The average man's wrist is 7.5-8 inches. If you need a bracelet made larger just let me know and I will make that happen!