These eye-catching large Niobium hoops dangle from your choice of Niobium or Titanium ear wires. The hammered texture gives them a bit of sparkle. These earrings are made completely out of hypoallergenic nickel-free niobium, although these beauties are large due to the Niobium used, they still are very lightweight. ★ total length ~ 3 1/3" (8.4 cm) ★ hoops ~ 2 2/3" (6.7 cm)★ high-quality titanium or niobium French earring hooks★ a pair of soft, clear silicon bullet-style stoppers are included★ comes in a jewelry box ready for gift-giving★ handmade in the Netherlands (Europe)★ worldwide flat-rate shipping with tracking★ No Allergy Guarantee, or your money back! Both niobium and titanium are hypoallergenic, lead and nickel-free metals, which are perfect for your super-sensitive skin. Read more about why titanium and niobium is the best metal for sensitive skin.