Material: using high quality material- 400T waterproof nylon fabric + YKK zippers;95% goose down filling , which makes it more comfortable and warmer than other ordinary bags.
Portable: much easier to carry to anywhere ensuring you enjoy your trip without load.
Split joint: it is designed with 2-way zippers, can be spliced into a 2-person sleeping bag, very practical.
Warm and thermal: it comes with a wind space/layer at the bottom, so there is no worrying about the heat loss even when you reuse the bag.
Multifunctional: also acting as a quilt when fully expanded.