Internally Threaded Surgical Steel Belly Bar with Clear Cubic Zirconia. The barbell on this item is 1.6x10mm long and is made from Surgical Steel. Packed and dispatched with love in a ready to gift organza bag from our Brick Lane studio in East London. MATERIAL: Surgical Steel. MEASUREMENT: Dimensions: 1.6 x 10mm SIZE: Gauge: Why do we use Surgical Steel at Urbiana? One of the most commonly used materials as it is durable, lightweight, easy to clean, rust resistant and least likely to cause an allergic reaction. Made up of Niobium and Titanium. You can find an extensive selection of surgical steel items at Urbiana's online store. CARING FOR YOUR URBIANA JEWELLERY: Kindly keep your jewellery in the air tight sealed clear bag we provide or jewellery box when not in use to ensure it stays shining! Please note that all plated jewellery should be removed before bathing, showering or swimming. Chemicals in water can cause your plated body jewellery to become discoloured. Following the advise provided will extend the life of your jewellery and keep it looking in pristine condition