Garnier Color Retouch Hair Color has an ammonia free formula for Roots Retouch and Lengths Refresh in just 10 minutes. Delivers up to 100% grey coverage, 4 weeks of long-lasting color with easy shampoo-like application. Compatible with your red hair dye. Committed to making Garnier a greener beauty. We aspire to create a positive impact by paving the way towards more sustainable beauty. Approved by Cruelty Free International under the Leaping Bunny Program. Always read the hair color instruction Garnier Color Sensation, Red Hair Dye, Sustainable Beauty, Dyed Red Hair, Colour Consultant, Leaping Bunny, Gray Coverage, Permanent Hair Color, Red Hair Color