Composition in black tones, white, red and ochre. Predominance of straight lines. Horse profile to the right, occupying almost the entire area of the support. The horse is standing. With horsehair tail upwards and horizontally, has the on the left front and on the right rear legs raised suggesting movement. The horse's body is all filled with parallel lines, seeming to indicate a study of muscles. Background in the upper half filled with parallel lines horizontally and in the bottom half with irregular features, stronger lines overlap the composition with dots marking the intersections.