Lucky Rabbit offers a consistent standard of the highest quality of hypoallergenic metals. Your choice of ASTM F-136 certified implant grade Palladium based White, Yellow and Rose Gold, Titanum or Platinum. This means there is zero chance of a Nickel reaction. We take the extra effort to ensure that your jewelry is flawless. We firmly believe in the superiority of internal threading, as opposed to external. The threads tucked into the shafts and the edges of all of our jewelry rounded to a smooth finish insure both safer insertion and a more comfortable, accelerated healing process.