Which of the following brands offers casual shirts?

Sketchy Tank is known for its unique graphic tees and casual wear that often includes casual shirts with creative prints and designs. The brand typically targets a younger audience interested in streetwear and alternative fashion, making casual shirts a natural fit in their product range.

Southpole primarily focuses on urban fashion, producing a variety of casual clothing items, which may include shirts. However, its offerings often lean more towards streetwear styles rather than specifically casual shirts.

Stan Ray specializes in workwear-inspired clothing, emphasizing utility and durability, which includes items like button-up shirts but doesn't primarily focus on casual shirts in a traditional sense.

Stone Island is recognized for its high-performance outerwear and premium casual clothing, often incorporating advanced materials and features. While they may offer some casual shirts, their primary reputation is built around outerwear and technical garments rather than solely on casual shirts.

Thus, Sketchy Tank stands out as the most representative brand for offering casual shirts specifically designed with a laid-back aesthetic in mind.