All coats and all colors can be shampooed with #1 All Systems Professional Whitening & Brightening Shampoo. This shampoo will whiten whites, remove rust staining on blacks and brighten as well as remove stains on all coat colors. Professional Whitening & Brightening Shampoo is a specially formulated shampoo, rich in coat cleansers, optical brighteners and conditioners. Cleanses thoroughly and safely. Rinses out quickly and completely to leave a sparkling and residue-free coat.