These underwear from Smartwool are made from super comfortable and durable Merino fabric, which regulates body temperature and sweat, while also resisting odors. Therefore, the underwear is suitable for both everyday wear and for running.

Brief about Smartwool men’s merino boxer brief:

- Lightweight Merino jersey fabric that utilizes a recycled nylon core to enhance durability, while maintaining 100% Merino wool in direct contact with the skin.

- Flat seams to avoid irritation.

- Functional front opening.

- Merino-lined elastic waistband designed for maximum comfort.