Brand Name: Redbarry Item Type: Ring Metals Type: Zinc Alloy Plated Material: 18k Rose and White Gold Plated Material: Cubic Zirconia Main Stone Color: Clear Setting Type: Tension-mount Shape: Round Environmental Standard: Lead Nickel Cadmium Free Package: Bubble Box With Velvet Bag Occassions: Fashion adjustable ring is extremely infinity, classic and cute, suitable for birthdays, valentine's day, wedding, engagement, class, dating, home, office and daily wearing. It is recommend as a proposal gift. Q & A: Q: Will your jewelries change color or turn your finger green? A: As you know, all fashion jewelries' color will come off after use. But our jewelries' come with best electroplating and craft, they can be kept for a very long time if maintain well. We follow the principle of 90-day Products Exchange and Money Back Guarantee!!! Q: What is the metal of this ring? A: We select heavy metals of environmental protection copper, which is lead free, nickel free, cadmium free and harmless to humans. If You Have Any Questions, Please Do Not Hesitate To Email Us, We Will Try Our Best to Solve It For You.