Cotton,Flannel Made in the USA or Imported TETON TOUGH: Our tough canvas shell is built to last a lifetime. Enjoy your day knowing you have a big warm sleeping bag to come back to. STAY WARM IN COLD WEATHER: You’ll be warm and rested in this sleeping bag; Innovative fiber fill, double-layer construction and draft tubes work together to keep the warmth in TOUGH, DURABLE SLEEPING BAG: Soft cotton flannel liner and rugged, water-resistant canvas shell will stand up to years of rigorous adventures SLEEP WARM: Fluff your sleeping bag and use a camp pad to sleep warmer; Hang loops for long-term storage to maintain maximum loft TETON SPORTS PROMISE: Reach out to our AMAZING product support team if you have any questions or concerns; YOU CAN COUNT ON US to get you taken care of and back OUTDOORS with TETON Sports