Marshall grooming supplies are ferret tested and owner approved. Wide variety of products satisfies customers varying needs. Grooming supplies are safe, all-natural, gentle, great smelling and offered at a great value. For excellent results, Marshall grooming products can be cross-merchandised to establish a complete "cleaning system." Use regularly for routine cleaning and ear mite prevention.Contains eucalyptol which helps produce healthy ear tissue and prevent ear mites.Washes away dirt and wax painlessly without the use of swabs.Improved Formula4 oz.