[MEASUREMENTS] Bar Thickness: 14G(1.6mm); Bar Length: 14mm; Top Ball Size: 5mm , [MATERIAL] High Quality 316L Surgical Stainless Steel Jewelry is Very Strong, Provides Lasting Color Retention, is Resistant to Tarnishing and Extremely Easy to Clean , [JEWELRY TYPE] Curved Barbell. Dopted Simple Design, Perfect Wearing as Belly Button Rings , [QUALITY] High Polished Smooth Surface and Hypoallergenic Metal Prevents Skin Damage and Makes Healing Process Comfortable and Painless , [SATISFACTION GUARANTEE] All Jewellery Items Are New And Unused Wrapped with Nice Velvet Pouch.Promise 90-day Exchange or Money Back Guarantee, If You Have any Dissatisfied with the Item.