WORLD'S FIRST INJECTABLE, CLINICALLY STERILIZED BIOMAGNET N52+ strength with highest Gauss rating! 3mm x 15mm bioglass (v2) and resin (v1 after 7/2025) encased neodymium magnet Want an analog? Check out the STL Clinically sterilized in EO gas process Axial or Diametric magnetization options! Check out what people are doing with their xG3! *Free shipping for qualified orders. Check our shipping policy for more info.