The Marathon Barcelona SC Octubrina shirt has a main color of grey and motifs related to Guayaquil's culture, such as fa...mous tourist destinations and the Monumental stadium. The sleeves are dark grey and the sleeve cuffs are yellow, the same color as the 'paper scraps' on the shirt. The front collar is a light blue V with the Guayaquil flag and the back collar is black. There is also a special seal on the back to mark 203 years of independence.