Better Homes and Gardens 300 Thread Count Wrinkle Free Sheet Set 100% cotton sateen Sheet set includes flat sheet, extra-deep fitted sheet and 2 pillowcases Fitted sheet fits mattresses up to 18" high MXL Moist Cross-Linking allows these 100% cotton sateen sheets to emerge from the dryer soft and wrinkle-free Machine wash King cotton sateen sheet set: flat sheet 110'' x 104'', fitted sheet 78" x 80", pillowcases 20" x 40" each