Duvoplus Eye Cleaner is a soft cleaning lotion specially designed for the eyes of dogs and cats. This soothing lotion cleans and eliminates dried lacrimal traces under the eyes. User manual: Place a little Eye Cleaner lotion directly on the animal's eyeball or apply a small amount on a paper handkerchief. Gently clean the animal's eyes. Wipe the excess liquid using a paper handkerchief. Repeat this treatment every week.