TJ's Wire Warehouse 20 pcs. Pure Titanium Earring, Wires, Ear Hooks, Fish Hooks, Hypoallergenic Pure Titanium Ear Wires, Hypoallergenic, Nickel & Lead Free Grade 1, Raw, ASTM F67 (no artifical coatings or colors) Natural Gray color, THIN 21 gauge wire, 2.0mm inner hole diameter 20 pieces (10 pair) in package Made in U.S.A.