In the video, a person is using a white PVC pipe to demonstrate how to make a homemade water filter. The person pours water into the pipe and then shows how the water flows through the pipe. The pipe has a circular opening on one end and a rectangular opening on the other end. The person then pours water into the rectangular opening and shows how the water flows through the pipe. The pipe appears to be made of PVC and is white in color. The person is wearing a black shirt and is standing in a room with a gray floor.