In the video, a person is seen holding a black filter under a running faucet. The person is using their hand to clean the filter by moving it back and forth under the water. The faucet is located in a sink, and there is a bottle of orange cleaner visible in the background. The person appears to be thorough in their cleaning, ensuring that all sides of the filter are cleaned. The water from the faucet is clear and flows steadily, and the filter appears to be made of a flexible material.