Item #504149AG3 Substantial flannel pajama pants with sherpa lining Elastic waistband with drawstring Two on-seam side pockets Main body: 100% cotton. Lining: 100% polyester. Machine wash. Imported Cozy Flannels Warm and soft flannel on the outside, comfy-cozy sherpa on the inside. We’ve designed these pajama pants to be your best friend on snowy winter days and cold nights. The flannel cloth is made from yarn-dyed combed cotton for richer, longer-lasting color, and the sherpa lining resists pilling, ensuring you’ll get plenty of cozy nights with your toasty flannels.