Twin size white flat sheet with Navy color hem thread, two dozen per case. Domestic Hotel Linens: 200 thread count per square inch, extra soft and durable. 60% cotton, 40% polyester for softness combined with strength. Anti-wrinkle coating for easy care. Shrinkage controlled. This fabric meets or exceeds the provisions of Section 1160.10(8) Title 19; California Adminstrative Code.