The reason why merino wool is so special is because it is breathable and isolating at the same time. Meaning it cools you down during summer and keeps you warm in winter.
The fiber is extraordinarily fine and consists up to 85 percent from air. That’s why it is so breathable. Another special characteristic of merino wool is the fact that it does not itch. Originally, the merino sheep is form North Africa and the belongs to fine-wool sheep.