Titanium Earrings: Implant grade titanium jewelry is known for being hypoallergenic, making it an ideal material for jewelry and accessories. It can be worn while swimming and is safe and comfortable for those with sensitive skin. If you're looking for a stylish accessory that will last, titanium is an excellent choice. Titanium Stud Earrings: This set includes 4 pairs of hypoallergenic pure titanium stud earrings. Features black, rainbow, blue, and AB titanium with cubic zirconia accents. The flat back design allows for comfortable wear, including while sleeping. Earring Size: 20 Gauge (0.8mm) with round cubic zirconia stones in four sizes: 2mm, 3mm, 4mm, and 5mm. Shiny cubic zirconia is securely inlaid, offering a simple and elegant look. Features a precision internal thread for secure and smooth screwing. Hypoallergenic Design: These screw-back earrings are made from pure titanium, ideal for sensitive ears. High-polished and smooth for comfortable all-day wear. Titanium is more resistant to oxidation than stainless steel, helping the earrings retain their shine and shape over time. Features AAA+ quality cubic zirconia for a classic, fashionable appearance suitable for everyday wear. Versatile Style: These 4 pairs of flatback earrings are suitable for all ages and perfect for various occasions such as weddings, engagements, anniversaries, graduations, parties, and more. Easily complement different outfits for a polished, eye-catching look. Customer Support: We are dedicated to providing high-quality jewelry and excellent service. This product comes with a 60-day exchange or return policy. For any inquiries, please and we will respond promptly with a satisfactory solution.