icebreaker men’s merino wool t-shirts are designed to be versatile for everyday wear and adventures near and far. Made with the finest merino wool, our technical t-shirts are naturally odor-resistant and regulate your body temperature. Our sustainably sourced range of casual t-shirts for men includes crew necks, tanks, polos & more and are perfect for style and comfort on the commute, at work, staying in and even getting away. Once you’ve picked the merino t-shirt that’s right for you, browse our range of men’s shorts
for the perfect warm weather accompaniment, or pick up a merino sweatshirt or hoodie
to layer up in the colder weather.
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The bigger the number, the warmer you'll be.
From summer heat to winter chill, there's a fabric weight to keep you in your comfort zone.
320 - 380 Heavyweight - Built to keep out the coldest conditions.
240 - 280 Midweight - Best suited for cold conditions.
200 - 230 Lightweight - Best suited for moderate to cool conditions.
150 - 180 Ultralight - Versatile all season performance.
120 - 135 Featherweight - Best for warm to hot conditions.