What Is Extrafine Merino Wool?

Merino wool is made of the finest grades of wool from the Merino sheep. It is prized for being very soft and comfortable against the skin. ... Extrafine Merino is a super premium wool used in the highest quality knits.

What are the different grades of Merino wool?

Merino Wool Yarn: What are the different grades of Merino wool?
  • 22.6 microns to 24 microns – strong Merino.
  • 20.6 microns to 22.5 microns – medium Merino.
  • 19.6 microns to 20.5 microns – fine and medium Merino.
  • 18.6 microns to 19.5 microns – fine Merino (also called extra fine Merino)

What is 17.5 micron Merino wool?

What are microns? The diameter of wool fibres is measured in microns (μm) with each micron being one millionth of a metre. As a frame of comparison, the Merino wool we use is 17.5 microns, while lambswool is usually around 25 microns. The smaller the fibre diameter, the finer the Merino and the softer it feels.

James H. Sterling

James H. Sterling

Environmental Science & Climate Journalist

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.