Then take a small toothbrush or a small brush and clean it again and again in a dirty place, so as not to get anywhere else on the sofa. Until the coke stains are gone.
Method: put a detergent in the dirty place of the sofa. This detergent is what the family can do. It's OK to wash clothes. It's not a special detergent. Pour a little cleaner over there. In a cola spot, remember that there is no way to do it. Otherwise, it's hard to handle.
And then wet towel again and again scrub just brush the place, know that cleaning agent did not stop, and then dry towel on the sofa water can be dried, if you want to hurry, you can use the hair dryer to blow.