Without a high-quality oxidizing agent, it is impossible to achieve una permanent hair color. The 4% oxidizing emulsion for cream dye from the German brand Londa Professional is a gentle product for dyeing gray hair and lightening it by up to 2 shades. Londacolor Permanent Cream is a universal oxidant suitable for all hair types, with which you can easily refresh your look! By mixing the preparation with the dye, you will obtain a una thick and uniform consistency that spreads easily and evenly on the hair. The innovative formula activates microspheres that perfectly color the hair. Natural waxes, lipids, and moisturizing ingredients protect the hair from damage and provide a natural and vibrant, deep and rich color that will surprise you with its luxurious shine and long-lasting results. | Important: all permanent dyes are diluted with an oxidizing agent in a 1:2 ratio. || After mixing, you will obtain a una homogeneous and creamy mass for coloring that you need to distribute evenly along the entire length of the hair. Attention! All permanent dyes in the series are diluted with an oxidizing agent in a one-to-two ratio.