John Lewis Soft & Silky Egyptian Cotton Sateen 400 Thread Count Flat SheetSoft, luxurious and a true investment in a great night's sleep, our range of Soft & Silky flat sheets are crafted from high quality 400 thread count Egyptian cotton in a satin weave. Our lavishly luxurious 400 thread count satin affords a lustrous, opulent feel and promises an exquisite handle and sensational finish. Egyptian cotton is celebrated for its superior strength, durability and exquisite comfort, and we've worked hard to source the very best