HEALTH & BEAUTY CLEANSER HARTZ Weight: 122GM. The HARTZ EAR CLEANER FOR DOGS & CATS ALOE LANOLIN 4OZ/118ML is the perfect way to keep your dog and cat clean without harsh chemicals. The ear-cleaning agent has been proven to be effective on both animals, and it's gentle on your skin. The HARTZ ear cleaner also includes a suction base so you can easily remove any dirt or debris from your pets' ears. The unique formula keeps their ears clean, eliminating any smells that may be associated with dirty ears.