Down jackets Extreme cold

A cold-weather down jacket is designed to cope with temperatures well below freezing, thanks to its dense filling and windproof technical fabrics.
It is often light than a parka, while offering superior insulation targeted at sensitive areas (chest, back, neck).

Yes, as long as you choose a model with breathable inserts or a regulating lining.
Some models feature ventilation zips or textiles adapted to prolonged exertion without overheating.

Wash at 30°C with a special down or technical detergent, without fabric softener.
Prefer tumble-drying with dryer balls to reactivate puffiness, and avoid excessive rubbing or prolonged pressure on the filling.