Sheets sold only in sets. Additional pillowcases available. Bottom fitted sheets fit mattresses up to 19. The same amazing sheets as our Essential Percale solid collection, printed with a white swiss dot. Timeless and versatile, our percale cotton sheets provide cool, comfortable sleeping. Percale cotton is known for its fine weave, which gives these sheets their crisp texture. Our Essential Percale collection is made for those who love the fresh look and feel of a classic sheet.