Icebreaker Merino 200 Oasis Long Sleeve Crewe vs Ortovox 185 Rock'N'Wool Long Sleeve
Weight and specs compared for 2026 — and which one to choose.
100% merino wool long-sleeve base layer at 200gsm, naturally odor-resistant and temperature-regulating for multi-day wilderness trips.
Check price Full details →Mid-weight 100% merino long-sleeve base layer with body-mapped zones for warmth, breathability and odor control.
Check price Full details →Icebreaker Merino 200 Oasis Long Sleeve Crewe vs Ortovox 185 Rock'N'Wool Long Sleeve: which should you buy?
If saving weight is your priority, the Icebreaker Merino 200 Oasis Long Sleeve Crewe wins — at 185 g it is 7 g (4%) lighter than the Ortovox 185 Rock'N'Wool Long Sleeve (192 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.