Determine your functional needsl, which means you are ready to wear your down jacket in those environments
(1) Climbing 8000-meter peaks and polar expeditions: The worst environment is of course the most professional requirement. Fabrics are required to be waterproof, windproof and breathable, and adequately warm. A
conjoined down jacket is a good choice.
(2) Climbing ordinary snow-capped mountains: First of all, it should be enough to keep warm, and at the same time, it is best to chooselong down jacket. The structure is easy to adopt a three-dimensional box-like structure, and the fabric is required to be waterproof, windproof and breathable. You can also use a liner down jacket to add a jacket to the outer layer.
(3) Long-distance travel: Generally, the time on the road is long, and the environment that passes through is also very different. That is to say, there may be cases where the down jacket is required to be cold in some places and the T-shirt may be worn in some places. Therefore, the requirements for down jackets are small, lightweight, and can be compressed in a small corner of the backpack when not needed.
(4), short-distance mountain hiking: the temperature will not be too low, down jackets are generally only used in rest or camp, so the requirements for down jackets are small, light, and comfortable to wear.
(5) Skiing: The down jacket suitable for skiing should have a good ventilation effect, not too thick, and the body design can prevent the wind resistance effect, and the wear resistance of the fabric is high.
(6), the winter of the city: the performance requirements of the down jacket is relatively low, comfortable to wear, stylish and generous, because in the city, then the relative style must be beautiful.
(7), cold operation or tourism: in the winter field operations or tourism in China, such as the northeast Mohe, the down jacket is required to be long, the fabric is more wear-resistant, there are more pockets to carry the belongings, it is best to have a burr windproof.