The new gallon refill makes 8 16 oz bottles for the price of six. Many customers have said If you don t do a refill in a hurry the landfills would be piled high with 16 oz. clear spray bottles . From a cost and environmental standpoint a gallon refill makes sense. There s no flaking clogging or white residue on dark fabrics. A special stain shield protects fabrics and the product helps resist wrinkles. Available in a variety of fragrances.