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