Add some fun novelty play with Nautica's cotton percale sheet set. Available in an array of additional Nautical designs and solids, these 200 thread count sheets will add an extra layer that is cool to the touch. Breathable and lightweight, the cotton construction is perfect for long-lasting comfort. 200 Thread Count. Percale weave. 100% cotton. Machine wash. Imported. Twin size includes one pillowcase only.