<p style='font-size:12px'><font face='arial'>How to dye your hair at home with Garnier Nutrisse Hair Colour? Please always refer to the product for full safety instructions and always do a patch test 48 hours in advance of using any colourants. 1. Start by putting on gloves and mix the developer and colourant cream in the applicator bottle. 2. Apply the mix, starting with your roots and working through to the ends. 3. Leave the colourant mix on for 25-35 minutes, before rinsing your hair thoroughly.</p>