Composition in tones rose, red, ochre, yellow, earthy, orange, blue, lilac, violet and white. Smooth texture and marked and long strokes. It depicts the martyrdom of St. Sebastian with men and women amid the arid lanscape. At the center of the composition, occupying almost the entire height of the support, San Sebastian stuck pole, standing, facing. Has the halo around the head, clear and short, curly hair, head tilted slightly to the right and down, eyes closed, small nose, thin lips and closed. It has bare-chested, muscular arms behind the body, forearm pierced by two arrows on the right and on the left by three arrows. wears short kilt with marked draping, legs slightly apart, with an arrow on each thigh, and the on the right is stretched and facing arrow with the height of the middle of the slightly bent knee and on the left. On the right next to the holy, almost blond woman in profile to the left kneeling, arms outstretched and raised, holding arrow in his on the left hand. She has long hair, white face, blue eyes, thin nose. It wears wide tunic long sleeves. Parallel legs and feet shod. On the right woman from the front, kneeling, open arms and upwards with open hands. Has long dark hair, head turned back with defined facial features. wears dark blue dress with high neckline with furrowed. On the left, in the first and third plane, two groups of men already elderly, bearded, all looking towards San Sebastian, wearing long robes, colored with hoods. Floor in rose tone with stone and vegetation tufts with strips horizontally in wine tones distributed at regular intervals. In the background, on the right, mass angular rocks. In the background on the skyline of hills and blue sky.