Premium ear piercing studs featuring December blue zircon for a clean, professional, and reliable piercing setup. The Studex December Blue Zircon Earrings are designed for precise and consistent ear piercing, featuring a vibrant December blue zircon stone set in a smooth gold-tone bezel. The classic round design offers a clean, refined look suitable for both professional piercing studios and everyday wear. Manufactured under strict FDA medical standards and fully compliant with the EU Nickel Directive, these studs are pre-sterilised and hypoallergenic. The secure butterfly fastening ensures stable placement, making them a trusted choice for professional ear piercing systems worldwide. Key Features Studex ear piercing studs with December blue zircon Gold-tone bezel with polished finish Hypoallergenic and nickel-safe materials Pre-sterilised blister packaging Secure butterfly fastening Designed for professional ear piercing systems Product Information Product Type: Ear Piercing Studs Stone: December Blue Zircon Bezel Diameter: 4 mm Gauge: 1.2 mm (16G) Bezel Material: Gold-tone Stainless Steel Fastening: Butterfly Back Packaging: Single or 12 Pairs / Full Box Sterilisation: Pre-sterilised, single-use A trusted Studex ear piercing stud designed for precision, hygiene, and modern professional piercing standards.