The product is a Kawasaki Air Filter with the part number 11013-0728, designed to be used in a lawn mower. It is a single pack containing one air filter element for the specified Kawasaki model. This air filter is a genuine Kawasaki replacement part intended to maintain the performance and efficiency of the lawn mower by effectively filtering out dirt and debris from the air intake. It is a key component for ensuring the engine operates smoothly and efficiently during operation.