This pack of 20 pcs comes with an assortment of jewelry in both 16ga and 14ga as pictured. Assortment is randomly picked. Material: Surgical Steel Measurement: 14g (1.6mm ), 16g (1.2mm) Perfect to use in Nipple, Tongue, Eyebrow, Ear Cartilage, Labret Monroe, and Belly Piercings. 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!