Material: 316L Surgical Stainless Steel Hypoallergenic and no nickel body jewelry Gauge: 14G(1.6mm); Wearable Bar Length: 12mm;Balls size: 5mm Color : Black Package include:2pcs per pack , come with one bag. Description:Material is constructed of high quality Surgical grade Stainless Steel.Due to the camera and the computer screen showing,the color will be a little different.Please kindly understand.