In the video, a person is seen applying shampoo to their hair. They start by massaging the shampoo into their scalp, ensuring that it is evenly distributed throughout their hair. The person then proceeds to rinse the shampoo out of their hair, using their hands to thoroughly wash it away. Throughout the process, the person's movements are deliberate and focused on ensuring that their hair is thoroughly cleaned. The video provides a clear demonstration of how to properly wash one's hair with shampoo.