The Gree PTAC Air Filters 2-pack features white flat panel filters with dimensions of 14-in x 9-1/2 in. They are washable and reusable, making them an environmentally friendly and cost-effective choice for maintaining indoor air quality. These filters are designed specifically for use in PTAC units and air conditioners, ensuring efficient filtration and optimal performance. The product includes 2 filters in the pack and is ideal for those looking to improve the air quality in their homes or offices.