PRODUCT DETAILS: Water Resistant ? METAL: 18K gold over stainless steel + Cubic Zirconia Stars. SIZE: 0.8". CLOSURE: Post back. Hypoallergenic.DESIGNER NOTE Beauty is in the details when it comes to our Stars Hoops. They have small sparkles that contrast with the gold to make them shine. These are a one of a kind take on everyday staples. STYLE TIP: Pair these hoops with our shiny huggies for a complete ear stack look.