• Aluminum
• The light- weight and folding structure of this outdoor sleeping bag can make your hiking trip much more pleasure.
• Used in low temperature environment, can keep 90% of its heat does not emits.
• Adopting PET aluminum coating film, quite comfortable, skin- friendly and waterproof.
• Lightweight and compact design, withstand weather conditions, convenient to carry outdoor.
• Can be used for outdoor, camping, hiking, mountaineering, tourism, cherry blossom, picnic, etc.