Nitro Canada Cinema Collagen Hair Dye Chestnut Medium 7.23 formula enhanced with collagen that penetrates the hair during the coloring process to rebuild damaged hair from the inside out, giving your hair a beautiful color with high permanence with a beneficial formula, protects your hair from breakage during the coloring process, and repairs damage through collagen that deeply penetrates the hair to give it shine and vitality. Benefits: The collagen serum nourishes the hair and makes it more dense. Helps achieve full coverage of white hair. Helps rebuild damaged hair from the inside out. Contains a very low percentage of ammonia and is rich in collagen. Does not cause breakage or damage to the hair structure. Gives you a natural medium chestnut color with high permanence. Method of use: Mix a quantity of hair bleaching cream in a non-metallic bowl with double the amount of oxidizing cream and collagen serum, then mix well. Divide the hair into four sections: apply the product to the hair and keep it at least 1 cm away from the roots. Leave the product on the hair for 30 to 40 minutes (depending on the desired shade), then rinse thoroughly with water. Ingredients: Color cream. Oxygen. Collagen serum. Size: Color cream container size 100 ml. Oxygen container size 150 ml. Collagen serum container size 10 ml. Warning: For external use only, avoid contact with eyes. If contact occurs, rinse immediately with pure water. Note: When using the dye, avoid contact with the skin to prevent mild irritation. Product barcode 8053323158134