Biokap Nutricolor Delicato Rapid 4.00 Natural Brown 135MlIt is a permanent hair colour with delicate argan oil and plant complex. It is from the Rapid line, meaning that you have to keep the colour on for just 10 minutes. Rice proteins strengthen the hair follicles, willow extract protects the colour from wear and fruit acids protect the scalp while colouring. Covers gray hair. Suitable for vegans.