NEW Pottery Barn Christmas In The City King Sheet Set Organic Percale COTTON. This is a new set in packaging packaging has a few small holes – the set is in perfect condition. Fitted Sheet: 78″ wide x 80″ long. Flat Sheet: 108″ wide x 105″ long. King Pillowcases (2): 40″ wide x 20″ high. Super charming and high-quality.