500ml Liquid soap specifically for cleaning skin while tattooing. 

Dilute 1:8 with water.

Mix 10% Green Soap with 90% Distilled Water and clean
the skin first, then disinfect with alcohol.

During the tattoo it is the perfect solution to use to wipe away excess ink, and cleans and disinfects the skin.  Essential for preparing the skin, before, during and after the tattoo process.