Imixlot 20pcs 16 Gauge Taper Horseshoe Ring Spike Ear Nose Nipple Lip Eyebrow Tongue Ring Body Piercing Material: 316L Surgical Stainless steel The ball of stud is independent and flexible, just screw it in case of falling apart Gauge: 16G/1.2mm Dia of Shaft Spike Size: 3mm/0.11inch Quantity: 20pcs