The Arctic Air Ultra Portable Air Conditioner replacement filter is a black air filter designed for air conditioners. Manufactured in 2018 by the brand ONTEL, this filter has a 6-month filter life and is reusable/washable. It is made of plastic with a mesh filter media, making it dishwasher safe and antimicrobial resistant. This filter is a high-quality option for improving indoor air quality and ensuring efficient cooling in your living space.