The Plain Silver hinged ring is a staple piece for everyday wear. Suitable for multiple piercings: lobe, (lower) helix, nostril you name it! The perfect addition to your curated ear. MATERIAL - Surgical Steel 316L. SIZE OF RING - 5 mm inside diameter. - Gauge (Thickness): 16g (0.8 mm). PLACEMENT - To maintain its perfectly round shape, during installation or removal the hinged ring should be pushed open from the inside circumference of the ring to easily open and 'click' shut. Suitable for lobe, helix, forward helix. Suitable for lobe, helix, forward helix.