Naturigin Copper Brown 4.6 is a copper brown hair colour from Naturigin. It is a permanent solution that covers grey hair up to 100%. The colour is easy to apply and made from a naturally derived formula with certified organic mandarin and lemon essential oils, besides 10 other pure and gentle organic extracts and natural oils. It has the lowest measured PPD levels of any other permanent hair colour in the world, containing between three to six times less PPD than any current competitor in the market. NATURIGIN natural hair colours are vegan and free from SLS, ammonia, and parabens.