Threadless & Flower Flat Back Earring Set: The earring stud has a size of 18G 20G, with a bar length of 6mm and 8mm. This design of flower flat back increases friction, making it easier to hold and less likely to fall off when worn. The threadless design, coupled with the guide pin we provide, makes it easier for you to wear Hypoallergenic Material: This earrings set is made of 316L stainless steel, free of lead and nickel, ensuring your health and safety. Using AAAAA+ Cubic Zirconia, it is solid and wear-resistant, shining brightly. Superb craftsmanship ensures your comfortable wearing, providing you with the best user experience Multiple Uses: This jewelry set can be worn on multiple parts of the body, serving as cartilage earrings, helix earrings, tragus earrings, lobe earrings and nose stud. We offer you a variety of wearing options, whether you want to create a unique personal style or try different ways of dressing, this product can meet your needs Ideal Gift: This unique and fashionable earring, with its distinctive design and delicate texture, has become a fashion item. It is the perfect gift for friends, family, loved ones, and even yourself. It is also an ideal choice for special occasions such as Thanksgiving, Christmas, and Mother's Day Easy Maintenance: To keep your jewelry looking its best, simply clean it with a soft, dry cloth after each wear. Avoid contact with water, chemicals, and extreme temperatures to preserve its luster and longevity