The proposed sub-brand, "Comodo," is a carefully crafted concept that utilizes the name itself to communicate the core attributes of comfort and toughness. The sub-brand is designed to represent the category of casual footwear for men within the larger brand of Cueros. The design elements, such as typography, color, and imagery, convey the message of comfort and toughness. The concept effectively communicates the balance of comfort and durability in the casual footwear offered by the Comodo sub-brand within the Cueros brand.