It's time you upgrade your jewelry game. The Titanium earring features a ball-machined titanium stud. This stud is perfect for those sensitive to metal or who have experienced allergic reactions in the past while wearing earrings. We think of this as an everyday, classic designed earring that can be worn with any formal business attire and will fit perfectly with your summer or winter wardrobe color scheme. Titanium earrings are the perfect everyday studs and a great starter for anybody with sensitive ears. The 4 and 5mm ball diameter will work for those who want to wear something subtle, or looking to make a statement. Earring backs or clutch is also made of titanium. All our products are inspected with an XRF to assure the correct grade of titanium. Customers wearing titanium earrings for the first time may use these as starters or for healing after an allergic reaction. Can be worn comfortably overnight.