100pcs silicone rubber earring back sers copper ring hamburger ear plugs for jewelry making diy earrings accessories, White

type : ornament clasp texture of material : plastic / resin treatment process : other colour : golden ferrule hamburger ear plug, kc ferrule hamburger ear plug, white k-ferrule hamburger ear plug model : 5x4.8mm environmental protection silicone ear plug clip pad: compact and convenient, healthy and environmental protection, durable purpose: suitable for a variety of people keep jewelry away from chemicals, avoid scraping and touching,do not touch water, do not sleep, keep it sealed and put it together with anti-oxidation paper