Bishilin S925 Silver Blue Sapphire and Green Peridot Zirconia Promise Rings Infinity For Her adjustable Metarial: S925 sterling silver; Adjustable size, fits you perfectly; Made of ecofriendly material, hypoallegenic; Pack with a beautiful gift bag; 30 Days Money Back For the Product Quality Or Service If you have any question, please feel free to contact us;