Blue Hotel Spa Collection 4 piece Sheet Set - 300 Thread Count - 100 Percent Cotton - Queen Size This 100% Cotton, 300 thread count sheet set matches with our Hotel Spa Collection. The fitted sheets fits mattresses up to 15 inches deep Queen Dimensions: Fitted Sheet (60inx80inx15in), Flat Sheet (90inx102in) Pillow Cases (20inx30in) King Dimensions: Fitted Sheet (78inx80inx15in), Flat Sheet (108inx102in), Pillow Cases (20inx40in) Machine Wash COLD, Tumble Dry LOW