This is a super cool straight barbell with a simple star design! It's easy to match with any outfit, making it a popular body piercing for both men and women. Available in 4 colors: silver, gold, black, and pink gold. You can enjoy coordinating your colors too. Made from surgical stainless steel, which is less likely to cause allergies, so you can wear it with peace of mind. □ Gauge: 16G (1.2mm) □ Inner Diameter: 6mm □ Motif: Approx. 6mm x 6mm □ Ball: 4mm □ Material: 316L Surgical Stainless Steel □ Colors: Silver, Gold, Black, Pink Gold This listing is for one piece. We also have a set of 2 available for 699 yen, so please consider it. Body Piercing / Straight Barbell First Piercing / Body Piercing / Cartilage Piercing / Tongue Piercing / Labret Stud / Nose Piercing / Lip Piercing Immediate purchase is OK.