In the video, a person is seen using a hot glue gun to glue a wooden triangle to another wooden triangle. The wooden triangles are placed on a green table, and the person is wearing a blue shirt. The hot glue gun is blue and white in color, and the person is holding it in their right hand. The wooden triangles are light brown in color and appear to be made of wood. The person is carefully applying the glue to the edges of the triangles, ensuring that they are securely attached to each other.