Ibex Woolies Pro Tech Crew vs Icebreaker Merino 200 Oasis LS Crew
Weight and specs compared for 2026 — and which one to choose.
Lightweight merino wool base layer with 125 GSM fabric, 85% merino/15% nylon blend, ultra-fine 18.5 micron wool for comfort.
Full details →100% merino wool long sleeve base layer with 200g/m² fabric weight. Flatlock seams, underarm gusset, and offset shoulder seams. Men's medium.
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Ibex Woolies Pro Tech Crew vs Icebreaker Merino 200 Oasis LS Crew: which should you buy?
If saving weight is your priority, the Ibex Woolies Pro Tech Crew wins — at 133 g it is 87 g (40%) lighter than the Icebreaker Merino 200 Oasis LS Crew (220 g). That said, the heavier option may justify the extra grams with more capacity, durability or comfort, so weigh the trade-off against how you'll use it.
See where both rank against everything else in this category on the lightest clothing - base layer page, or browse the full gear weight database.