Ralph Lauren RL 464 Solid Percale Polo Navy One Cal. King Extra Deep Fitted Sheet 72? x 84? x 18? Extra Deep Fits most mattresses up to 21? Fiber content: 100% cotton 464 Threadcount achieved using 232/two-piled yarns. Brand new Machine washable. See sewn in label for care. Return is acceptable buyer have to pay for return shipping. Please let us know within 3 days of receiving item if you would like to do return. Return must be in same original packages good condition , no signs of used or altered.. the original shipping fee is NON-refundable. Thank you.