Underwear

When the base layer gets it right, everything else follows. Our merino underwear sits close to the skin — soft, breathable, and ready for miles of trail, travel, or everyday wear. Explore men's thermal underwear and women's thermal underwear built from natural merino, or browse the full range of thermal clothing to layer up with confidence.

Merino Wool Underwear FAQs

Q: Will Merino wool underwear keep me cool in the summer?

A: Yes! Merino wool naturally adapts to your body temperature, keeping you cool in warm conditions and warm in colder ones. Its breathable nature and ability to pull moisture away from your skin make it a great choice for hot weather.

Q: Can Merino wool underwear prevent chafing during long activities?

A: Absolutely. Merino wool is incredibly soft and has natural stretch, which provides a snug yet comfortable fit that moves with your body. This reduces friction and the risk of chafing, making Merino wool underwear an ideal choice for activities like running, hiking, or cycling.

Q: How do I choose the right style of Merino wool underwear for my activities?

A: The right style depends on your personal preference and the type of activity. For high-intensity activities like running or hiking, you might prefer a more fitted style like briefs or boxer briefs that offer support and minimize movement. For everyday comfort or low-impact activities, looser styles like boxers or bikini cuts might be more suitable.