The Oster Oatmeal Naturals line is proudly made in the USA of all natural, pH balanced, biodegradable ingredients that are 100% free of alcohol, dyes and parabens. Each formulation includes Natural Oatmeal to soothe and protect. A higher level of surfactants (or active ingredients) help lift more dirt and provide a longer-lasting fragrance than other leading pet shampoos. The 4-in-1 Shampoo Plus formulation cleans, deodorizes, moisturizes and conditions with one formulation. Includes a Rich Vanilla fragrance.