Sold By the Pair. Use this 925/10 silver-filled 20mm endless beading hoop to create a wonderful new jewelry idea! Its thin, rounded shape opens up at one end so you can embellish it with your favorite beads and components, and then snaps closed to create the illusion of an endless hoop. It's perfect for making earrings! Our 925/10 silver-filled products are comprised of 10% silver, significantly higher than 925/20 silver-filled products, which only contain 5% silver. The silver is mechanically bonded to a brass core for a sturdy structure which allows you to create incredible pieces that have that perfect professional look.