Waterproof, Stainless Steel - Waterproof. 18k gold with real freshwater pearls, Hypoallergenic, Nickel free Size: hoop 0.5" + pearl 0.4" prox total 1" approx. Closure: snap Designer note the mini shiny huggies are here to remind us of the classic rhinestone trend, but with a twist: the dangling fresh water pearls. Intricately designed by placing individual gems throughout the circular dainty hoop and then attaching the mother pearl through its loop. Style tip: summer ear party: the mini shiny huggies with pearls + initial studs + crystal ear cuff.