These Are Pearl Hoop Earrings With A Beautiful Personality To Wear, They Are Cost Effective But Don't Look Cheap At All!The Metal Part Is Copper Plated 14K Gold, The Ear Post Part Is 925 Sterling Silver Plated 14K Gold Hypoallergenic.This Is A kind Of Laboratory Simulation Shell Pearl, It Is Covered With A Layer Of Natural Pearl Texture, It Is Of High Quality, But Please Do Not Scrape With A knife Or Fire!90-DAY GUARANTEE ，Any Gold Plated Jewelry Has A Lifespan, If They Oxidize Heavily Within 90 Days Please Contact Us To Offer You A Refund. Keeping The Surface Of Your Earrings Clean On A Regular Basis Will Prolong Their Life.It's A Great Choice If You're Looking For A Nice Little Gift! We Are Proud To Offer Cost-Effective Jewelry To Our Customers In The US, And We Will Be Developing More And Better New Jewelry For Our US Customers!