From the manufacture....

Four Paws Ear Mite Remedy for Dogs kills ear mites and aids in ear wax removal for Dogs. It is an organic formula that does not contain pesticides. Four Paws Ear Mite Remedy for Dogs contains aloe vera, which provides a gentle, cool balm.

Ear mites normally cause a dry, dark brown, waxy, exudate in the ears of cats. The mites are easily observed by placing some of the ear exudate on a dark surface and watching carefully for white specks walking away.