In fact, four or five days on the good, do not have to deliberately deal with, it is but a common pigment. How to wash walnut water can not be washed off, there is no way. This is experience, don't count on it. Can only say more hand washing, more washing clothes, more contact with water. Let it fall off their own legs after a long time. The last trick you can try, see your screen name to think of: is to peel a few grapes to eat, during which the hand walnut brown or even black will be unconsciously cleaned up by the fruit acids in the grape juice, if there are no grapes on hand, with a small amount of vinegar poured on the hands of the cleaning.
If you think you are a bit inspired, please click the bottom right corner of the adoption, thank you!