Introduction: The Soul Behind the Thread In luxury hospitality, true excellence doesn’t come from marble floors or golden chandeliers—it comes from the quiet comfort guests feel when they sink into a perfectly made bed. For nearly a century, Italian linen artisans  have defined that comfort through craftsmanship that blends heritage, innovation, and soul. At Castello 1935 , this legacy continues to shape how hotels worldwide define quality, transforming sleep into an experien

When shopping for luxury linens, most people fixate on thread count—but that's not the whole story. As a family-owned Italian linen manufacturer with 90 years of expertise, CASTELLO 1935 knows the real secret: mercerization. This specialized process transforms cotton at a molecular level, creating stronger, more lustrous fibers. Our mercerized cotton offers a 250-wash cycle guarantee—2.5 times the industry standard. Discover why thread count misleads and what truly matters in