Disco Gem Labret Stud. 316L Surgical Steel Gem Labret Stud with resin coated gem ball. 1.2mm Gauge (US 16g). Available in 6mm - 10mm lengths. Available in a choice of gem colours. Supplied with one screw-fit 3mm ball covered in gems. Looks great from any angle. Made from highly polished, 316L surgical steel. Suitable for use in piercings such as the Labret , Lip Piercing, Monroe Piercing, Snakebites Piercing and Ear Piercings such as the Tragus, Helix and Auricle.