The Cat's Pajamas searched the globe for the perfect knit fabric for their pajamas. They started with hand-pulled Peruvian Pima cotton, which is known for its silky luster and unbelievably soft hand. They combined this Pima cotton with Modal to get the perfect drape and added Elastane to give it stretch and recovery so they look and feel great with every wear. You might love the matching pima knit classic pajama or matching flannel classic pajama set. You might also love the matching flannel robe.