Icebreaker Men's 300 MerinoFine Polar LS Half Zip Thermal Top
A heavyweight base layer top made with exceptionally soft, 100% merino wool fibres, the 300 MerinoFine Polar Long Sleeve Half Zip keeps you warm on the coldest of days.
Measurements are in inches
| Neck | Chest | Arm Length | |
| S | 13-14 | 33-36 | 34 |
| M | 14-15 | 36-39 | 34-34.5 |
| L | 15-16 | 39-42 | 34.5 |
| XL | 16-17 | 42-45 | 35 |
| XXL | 17-18 | 45-48 | 35.5 |
| 3XL | 18-19 | 48-52 | 36 |
Free shipping on orders over $99 (oversize charges may apply) - Learn More
Fast and easy returns (no returns for final sale or heavily discounted items) - Learn more
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Premium gear is our promise
We were established almost 75 years ago by John Monod, a Swiss mountain guide and ski instructor. Quality outdoor gear is what our brand was built upon since 1949. Learn more.
Frequently Asked Questions
Have more questions? See all FAQ's
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Absolutely! We offer fast & easy returns on most products.
Exceptions include products 30% off or more, climbing gear, underwear & more.
Read our return policy here.
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All orders over $99 will qualify for free standard shipping within Canada.*
International shipping charges will apply for all non Canadian orders.
Oversize charges apply to larger items.
*See all shipping information here.
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Standard shipping estimates are as follows:
Alberta and British Columbia: 2-4 business days
Saskatchewan and Manitoba: 3 - 4 business days
All other provinces and territories: 5 - 9 business days