Adina Eden's 'Hollow Hoop' combo set features three pairs of our classic hollow hoop earrings. It comes with three different sizes, which look great alone and even better stacked together. Dress these hoops up or down for a look that's equal parts edgy and polished. Product Details Sterling Silver Gold Vermeil Comes with 3 Sizes: 20 MM, 35 MM, & 50 MM Thickness: 4 MM Post Backs Sold As a 3 Piece Set This Set Features the Hollow Hoop Earring in 20 MM ($58), 35 MM ($64), & 50 MM ($68).