1.Nylon

2.STEP UP YOUR COMFORT: This roomy bag provides more shoulder and leg room; Built-out footbox provides more room for your feet; Breathable and warm

3.Mummy-Style Heat Efficiency: Tapered mummy shape minimizes heat loss while maintaining comfort and thermal efficiency.

4.Draft Collar & Zipper Baffle: Integrated chest baffle and full-length zipper baffle help seal in warmth and block cold air.

5.STEP UP YOUR ADVENTURE: You can take this mummy sleeping bag anywhere; From backyard to backcountry, this is the bag you need to have a worry-free adventure

6.COMPRESSIBLE STUFF SACK: Makes it easy to quickly pack up and store sleeping bag