Material: 18K gold-plated, Stainless steel, Silver-plated, Black gold-plated
Care instructions: Avoid wearing during exercise, as sweat will react with the jewelry to produce silver chloride and copper sulfide, which causes the jewelry to deteriorate and corrode over time.
Product measurements: 6:Circumference 2.1 in 7:Circumference 2.2 in 8:Circumference 2.3 in 9:Circumference 2.4 in