Wool has some very valuable characteristics that can help you in winter: The most common issue with thrift store wool blankets is moth holes. A few small holes aren’t reason enough to reject a blanket but it could be evidence that there are live larvae or eggs in the blanket.
If you decide to purchase it in spite of the moth holes be sure to wash it in hot water as soon as you get it home. Large areas of damage will need to be patched to prevent further damage.
If you have a concern about bed bugs in your region, after washing your wool blanket in hot water, and air drying it, do one more step to ensure that there is no contamination.
Then I hang them out on the line in full sun, to dry.Weigh the price against the extra work to make them useable.Plan to wash any wool blankets as soon as you get them home.The first time any piece of cloth or bedding was called a “blanket” was in 1340, when Thomas Blanquette, a Flemish weaver living in England, developed a heavily napped woollen weave.In the early days, all blankets were made of wool, which provided warmth and was resistant to fire.