2D Shark Flatback Stud Earring / Nosering - 14Kt Yellow Gold. 2D shark captures the importance of the apex predator in our world. Made of solid 14kt nickel-free Gold with durable 316LVM ASTM F-138 Implant Grade Steel Pin designed to be practical and easy to use. Fits all sizes of pins and bases in our threadless body jewelry line. Pin Size: 0.45mm x 4.7mm.Oceana Collection Wearable pieces that allow you to explore the tranquility and wonder of the sea. Each piece in the Ocean Life body piercing jewelry collection reflects the diversity and enchantment of underwater ecosystems, bringing a touch of oceanic charm to everyday wear. This is an original design collection. It has been internally conceptualized, specced, and created by Invictus Body Jewelry. This item is shipped pre-sterilized utilizing hydrogen peroxide H₂O₂. For more information, please refer to the FAQ section.