Theory Irving Boxy Linen Button-Up Shirt — Deep Tobacco

This Theory button-up shirt in deep tobacco is a versatile warm-season essential crafted from breathable EU-sourced linen. The boxy, softly structured silhouette and spread collar create an effortlessly polished look, while long sleeves with button cuffs add refined detail. Perfect for layering or wearing solo, this rich earth-tone top pairs beautifully with warm neutrals and complementary autumn jewel tones. Machine-wash linen construction ensures easy care and natural texture that softens with wear.