Estetiq International Colloidal Silver Gel is the #1 selling aftercare product in the U.S. and Europe. The use of the gel can revitalize and relieve dryness. It is used for its anti-microbial properties which can aid in the healing of many skin conditions. It is used after UNDO Non Laser Tattoo Removal, Chemical Peels and Microchanneling. Made with 99.99% pure silver* our gel has no added colors or fragrances and is 100% top allergen-free.