The image is a photograph of a sign on a brick wall that reads "Máscara cráneo" which translates to "Skull Masks" in English. The sign is written in Spanish and is located on the side of a building. The text on the sign is in red and white and is in Spanish. The background of the image is black.

The sign is divided into two sections. The left section is titled "Fabricadas con la parte frontal de un cránea humano con la cual de la cuerda de la incrustación" and the right section is labeled "Manufactured with the front part of a human skull applying discs made of shell and pyrite in the ocular offices, these skulls were placed in various offerings of the Temple Mayor. In some cases, they also have knives made from flint stone inserted in the nasal and oral cavities. The perforations present in some of them possibly were used to insert hair or some element simulating it, since the death and the underworld were characterized by having curly hair on their head.