· This 14K yellow gold-plated flat back earring pack features a 5.8mm x 2.6mm square stud, a 3.2mm x 3mm circle stud, and a 4mm x 2.3mm double cubic zirconia stud, all with premium cubic zirconia stones and 925 sterling silver posts secured with screw back closures.· Always crafted with care, these earrings feature a durable finish that's 100% nickel-free, cadmium-free, lead-free, and hypoallergenic. So it's safe for sensitive skin and all-day, everyday wear.· OUR SATISFACTION PROMISE: Your happiness is our number one priority. If you’re not loving your product, let us know within 60 days so we can make it right! To get in touch, email or chat with us - a member of our team will be happy to help.· SUSTAINABILITY: PAVOI is dedicated to sustainability throughout our entire product cycle. Our jewelry is made from 100% recycled materials and we package in 99% recycled materials. We work to reduce our carbon emissions and offset plastic consumption by removing 275,000 bottles from oceans annually. We are committed to maintaining a business that minimizes our environmental impact.· PROUDLY AMERICAN-OWNED