In the video, a man is seen sitting in a room with a blue wall behind him. He is wearing a blue shirt and glasses and is holding a plastic bag filled with water. The man is speaking to the camera, and his facial expressions suggest that he is explaining something. The plastic bag appears to be transparent and is filled to the brim with water. The man moves the bag around to show different angles of the water inside. The room is well-lit, and there are no other objects or people visible in the video.