Features: All of them are simple and beautiful, great summer jewelry for fashion lady, can meet your different needs for many occasions. Material: Made of high quality stainless steel, cubic zirconia, which is sturdy and durable, also they are safe and will not bring allergies to your skin. Convenient to use: these dual headed piercing rings are easy to screw on and off for your everyday wearing, fit for most body parts, which are practical and attractive. for Ideal gifts for her on Mother 's Day, Wedding, Anniversary day, Birthday Gifts, Valentine's Day or Christmas Day etc. Navel piercing are suit most occasion, such as bare naval dress, swimwear, summer short sleeve mini T-shirt, bikini and so on. Specifications: Material: Stainless Steel Diameter: Approx.10mm/3.94inch Metal Color : Gold/ Rose Gold/ Silver Style: Twist / Gear / Letter / Protein Package Includes: 1 Piece Belly Button Rings note: Please allow 1-2cm errors due to manual measurement,Plaese make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.