Eduin Caz (born 30 July 1994) is a Mexican singer, songwriter, and performer best known as the charismatic frontman of Grupo Firme, one of the most influential acts in contemporary regional Mexican music. Renowned for his powerful vocals, energetic stage presence, and ability to blend traditional banda and norteño sounds with modern influences, Caz has helped propel the genre to a global audience. His chart-topping hits, sold-out stadium tours, and multiple industry accolades have cemented his status as one of Latin music's biggest stars. Beyond the stage, the celebrity has become equally recognised for his confident personality, loyal fanbase, and growing influence in fashion.

His personal style is bold, contemporary, and unapologetically luxurious, balancing Western-inspired tailoring with statement pieces from leading designer labels. Eduin Caz frequently embraces sharp monochrome looks, leather jackets, embroidered shirts, and standout accessories that reflect both his musical roots and modern celebrity image. His eyewear collection follows the same confident aesthetic, favouring oversized square frames, shield silhouettes, and contemporary aviators from brands including Cartier, Gucci, Versace, and Prada. Whether performing before thousands, attending high-profile events, or sharing moments from everyday life, Eduin Caz consistently uses sunglasses to add a polished, fashion-forward finish to his distinctive style.