Check your washing detergent or powder is wool friendly by reading the small print.
Modern biological detergents, or ones containing bleaching agents, can be catastrophic to any animal-based fabric.
These detergents, as well as the non-biological detergents which contain bleach, will cause the garment to become corroded and thinned. They should not be used to wash your Wool Overs' fine British knitwear. Your new wool sweater or jersey could lose its shape, and the finer wools will go into holes very quickly.
There are some excellent detergents which will condition and protect your new wool jersey. Look out for the Woolmark symbol on the packaging.
Please choose from one of the six options on the right