We generally recommend to dry clean the foot muffs
In principle, however, they can also be washed by hand or in the washing machine. For this purpose, the wool washing programme should be selected at maximum 30 degress Centigrade and a gentle wool detergent should be used. However, this should remain the exception, as the wool can become matted if washed several times.
The inner foot area has an integrated coat lining to protect the interior from the obviously unavoidable mud boots. To clean it you can open the bag completely and clean it with a damp cloth or sponge. Then ventilate the bag well and let it dry.