The Ecoviva Water Mate 3 UV Reverse Osmosis Water Filter Countertop is a high-quality water filter designed for household use. With a sleek 44oz design and reverse osmosis filtration method, this filter effectively cleans water to provide clean and fresh drinking water. Made of durable plastic, this countertop filter from the trusted brand Ecoviva is compatible with their Ecoviva models, ensuring a perfect fit and efficient filtration for your drinking water needs.