Royal Wire by Dryx is designed for advanced vapers looking for something with a lower resistance than Kanthal or Nichrome. Royal Wire is very low resistance wire made from surgical alloys, chromium, and 6-8% (non-coated) nickel. ***USE AT YOUR OWN RISK*** Vapinology LLC or Vapergate (Yoshicon LLC) will not be liable for any damages caused by the use of this product to either the user or devices used. This product is intended for advanced vapors with extensive knowledge of ohm's law, resistance, battery limitations, mechanical mods, and regulated mods. Please only use 30A batteries.