Product DescriptionProduct Description 20 gauge nose hoop constructed of anodized titanium surgical grade stainless steel. To wear simply insert the opening of the hoop through the nostril. Nose ring hoop is a classic nose piercing for any nose jewelry wearer. Specifications 20 Gauge (.8mm), 5/16"" (8mm), Anodized Titanium, 316L Surgical Grade Stainless Steel