●Cotton,Flannel ●Made in the USA or Imported ●KEEPS YOU COZY: Stay warm in temperatures as low as 10°F with heat-locking flannel liner ●PREVENTS HEAT LOSS: A draft tube along the zipper keeps body heat from escaping ●BUILT TO LAST: Durable construction keeps insulation from shifting ●NO-SNAG ZIPPER: Snag-free zipping and unzipping every time ●EASY CLEANING: Machine washable