- Cotton and polyester pongee
- Winter --long enough for adults to keep warm, can can be freely adjusted, cold weather
- Outdoor --nsmooth zipper deisgn for better close and open, no odor for nice sleeping experience, cold weather
- Camping --foldable and for convenient storage with drawstring bag container supplies, cold weather
- for adults--great for survival, backpacking, hiking, camping, trekking and any other exploration, cold weather
- cold weather--comfortable, anti-splashing water, durable and lightweight,camping
