From Nautica, this sheet set features: 100% polyester flannel  Brushed three times for extra softness Featuring fun novelty seahorses in blue ready for the holiday time in red Santa hats tossed on a white ground Fully elasticized fitted sheet  Each set is sold with a flat, fitted, and 2 pillowcases. (1 pillowcase for twin size) Fitted sheet set fits mattresses up to approx. 15" deep (12" for twin size) and fits mattresses up to 18" Machine washable for easy care; tumble dry Twin set includes: Flat sheet approx. 66" W x 96" L Fitted sheet approx. 39" W x 75" L  Standard pillowcase approx. 21" W x 32" L Full set includes: Flat sheet approx. 81" W x 96" L Fitted sheet approx. 54" W x 75" L Two standard pillowcases approx. 21" W x 32" W each Queen set includes: Flat sheet approx. 94" W x 102" L Fitted sheet approx. 60" W x 80" L  Two standard pillowcases approx. 21" W x 32" L each King set includes: Flat sheet approx. 112" W x 102" L Fitted sheet approx. 78" W x 80" L Two king pillowcases approx. 21" W x 42" L each Imported. Nautica Penguin Toss Blue Flannel Sheet Set