Empty Plastic Foam Hand Wash Bottle Dispenser

                                                                           How does a foaming pump bottle Work? 1. Prepare a glass of water, not too much, and decide how much to mix at a time according to your own dosage. Here is 75ml of purified water. The ratio of water to cleansing is 3:1 ~ 5:1. It is determined according to the nature of cleansing. If the cleansing is thick, you can press The ratio is 5:1, the experiment used muji's 200g cleansing...