The MER 200 ZONEKNIT LS HALF ZIP thermal underwear for men from Icebreaker is a high-weight layer that provides good temperature regulation during intense winter exertion. It is made from 100% natural merino wool that is very soft and comfortable.
The cup is fitted and the underarm gussets allow great freedom of movement. The raglan sleeves have thumb loops that keep them perfectly in place during your sports session or your ski or snowshoe hike.
Also, you adjust your comfort level, it features a half zip combined with a high collar coverage, as well as flat seams that prevents chafing. Finally, the™back brim is lower to retain maximum warmth.
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