A down jacket will definitely keep you warm and is breathable as a result of the down which comprises fine, fluffy duck and geese feathers. Nevertheless, down is especially delicate and can easily form clumps if the jacket is not cared for and washed properly.
Basically, you should wash a down jacket much less than any other everyday jacket, since every wash will extract some of the natural oils found in down, and the loft and elasticity will suffer after a while. Before you put it in the washing machine, give some thought to whether it would suffice to hang out the down jacket in the open air for a while. Minor stains can be removed by rubbing the stain with some gall soap.
Nevertheless, there are times when it is necessary to wash the down jacket. Please follow our step-by-step guide to get a good result.