Features: This opal necklace can make you feel confident. The necklace use stainless steel,durability and fashionable. It is tarnish resistant, nickel-free,suitable for long-term wear. It is good gifts for halloween,christmas day,New Year, Valentine's Day, Mother's Day, Thanksgiving Day,Anniversary, Wedding, Graduation to families, friend, colleagues. If you have any question for this jewelry gift,pls do not hestiate contact us.