14Kt Yellow Gold Threadless with CZ/Opal Lotus Flower Top is made of solid 14kt nickel-free Yellow 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 Gauge: 25g For Millennia, the lotus has been a sign of spiritual growth, being a thing of beauty that grows from the muck. With these solid gold tops, you get the beauty without the muck! Your choice of Clear Cubic Zirconia or Iridescent Synthetic Opal surrounded by eight leaves.