Our Titanium Crystal Stud Earrings feature a variety of beautiful Swarovski Crystals. Our single piece Titanium bezels and posts are made from Grade 2 Titanium, which is 100% Titanium. This Titanium is hypoallergenic and is nickel free. Titanium is comfortable and light weight. These stud earrings come with ear nut earring backs that are also 100% Titanium.