Inspiration Dezigns 18G or 16G Standard Basic 316L Surgical Steel Circular Barbell Ring - Sold Individually 1 Piece Circular Horseshoe Barbell Ring with Externally Threaded Ball Ends. Perfect for a Variety of Piercing Locations including: Earring, Eyebrow, Septum, Nose, Nipple, Cartilage, Tragus, Genital, Anti-Tragus, etc. Please check with your piercer if you are unsure of the size you need. Available in the Following Sizes: 18G (1mm) with Lengths: 5/16 with 3mm Ball, 3/8 with 3mm Ball, or 7/16 with 4mm Ball. Also Available in 16G (1.2mm) with Lengths: 1/4 with 3mm Ball, 5/16 with 4mm Ball, 3/8 with 4mm Ball, 7/16 with 4mm Ball or 1/2 with 5mm Ball. Made of High Quality 316L Surgical Steel. Tarnish Resistant and Easy to Care for! Satisfaction Guaranteed! We take pride in our excellent customer service satisfaction - if you are not satisfied for any reason, simply let us know and we will make it right!