Best care for your laundry. Laundry vinegar makes the laundry soft and easy to smooth, suitable for all materials. Vinegar removes unpleasant odors and electricity, and brightens colors. Also suitable for other home cleaning. Fresh summer cotton. Instructions: used as a rinse aid, dispense 3-4 tablespoons into the rinse aid compartment of the washing machine Completely biodegradeable in the nature.