This pack Comes with a pair Of curved barbell rings in a vibrant electric green. Each curved barbell is 16ga with a 5/16" (8mm) diameter and 2.5mm spike ends. Anodized For Long-Lasting Color And Durability, great for multiple piercings including cartilage and eyebrow Made Of High-Quality 316L Surgical Steel. Shipping and Returns We are a U.S. based seller and all of our products are shipped from the United States. You can return any product within 30 days from purchase date. We Care And Will Reply Within 24-48 Hrs!