caption: The image shows a drawing of a mannequin wearing a blue coat and tan pants, which is believed to be a costume from the 18th century. The coat is a deep blue color with a high collar and long sleeves, and the pants are a light tan color. The mannequins are standing in a relaxed pose, with their hands in their pockets and their head slightly tilted to the side. The background of the image is a light blue color, giving the painting a classic and timeless feel.