Full 400 Thread Count Performance Flat Sheet Classic Gray - Threshold: Cotton The Full 400 Thread Count Performance Flat Sheet in Classic Gray by Threshold is a luxurious addition to any adult's bedroom. Made from 100% cotton with a thread count of 400, this flat sheet offers both comfort and durability. With dimensions of 10.000 x 6.000 inches, it provides a generous size for a full bed. The elegant gray color adds a touch of sophistication to the room, making it a stylish and practical choice for any bedroom decor. W9-20288