Manufactured in the mountains of northern Italy, these 400 TC sheets are woven by Italian artisans from the best cotton grown in Egypt. Egyptian cotton is superior to most other sheet material, and is renowned for its soft drape, distinctive luster, and amazing durability. Combined with Italian craftsmanship, where linen making has been a part of the culture for centuries. Simply put, Italians are the best artisans; they sew, cut, and fit the sheets better than anyone else in the world. The unrelenting attention to detail provides a meticulous fit and finish for the highest quality and value. The universal fit design is sewn with deep pockets and a thick elastic that produces a secure, smooth fit on mattress depths from 6 - 22 . It s easy to put on, won t slip off, and ensures a crisp luxurious feel.