Eternal Ink is a water based pigment that is easy to administer and heals well, while remaining very bright. Eternal Ink is used by the biggest named artists in the US. Made and developed by Terry "Tramp" Welker, owner of Eternal Tattoos Inc. (with 5 well renowned studios in the US). The range of Inks is endorsed by Guy Aitchison, and Eternal Ink is used by Tony Ciavarro, Mike Cole, Carson Hill and many others. Eternal Ink is the choice of the professionals. Manufactured for over 7 years using organic pigment, distilled water, witch hazel and alcohol. This range complies with the EINECS (European Inventory of Existing Chemical Substances) and they are in compliance with the EINECS inventory. This is an excellent range of pigments and the inks are being used more and more by tattooists. Will not solidify. Store in a moderately cool, dry area and avoid freezing. Officially not a ''hazardous substance''.