soak for a few minutes. use a clean white towel to remove the solution from the pillows until their surface feels dry.
if it happens that you accidentally spill something over your pillows, you should immediately take a clean white towel or soft cleaning cloth and press the spill to soak up the liquid. after this you should try to dry your pillows completely because any moisture that remains can cause the growth of mold.
take it outside if it is sunny and warm and place them on a flat surface with a clean white cloth or towel beneath, move them to a room with more air circulation or place a fan 