The Stuff is a unique leave-in hair conditioner and dematting formula that's hypoallergenic and non-toxic. Conditions and protects a pet's coat while removing and preventing tangles. Penetrates mats and tangles to cut grooming time. Formulated with silicon to repel dirt, dust and urine so coats stay cleaner longer. The Stuff is great to use on all coat types. This concentrated 4 oz size of The Stuff dilutes 15:1.