It comprises water between 80 and 96% by weight of the total, detergents, between 1.2 and 7% by weight of the total, humectants, between 1 and 6% by weight of the total, castor oil, between 0.1 and 1% by weight of the total, skin conditioning plant extracts, between 0.3 and 3% by weight of the total, toning and refreshing plant extracts, between 0.02 and 2% by weight of the total, preservatives, between 0.2 and 2% by weight of the total, perfume, between 0.1 and 1% by weight of the total, colouring agents, between 0.001 and 0.2% by weight of the total, and pH regulators, between 0.01 and 0.1 % by weight of the total.