Two fabrics. Same Polartec® Power Wool™ DNA. One clear choice — once you know what you're building.
Both are authentic Polartec® Power Wool™ fabrics. Both combine Merino wool with synthetic fibers. Both offer odor resistance, comfort, and technical performance. But side by side, they are clearly built for different moments.
Lightweight 150 g/m² is for airflow, movement, and high-output activity.
Midweight 263 g/m² is for warmth, cold conditions, and more substantial garments.
Quick Recommendation
Choose 150 g/m² if you want:
- Maximum breathability
- Spring, summer, or shoulder-season base layers
- Technical t-shirts or long-sleeve running tops
- A soft, drapey, lightweight feel
- Wider fabric width — approx. 180 cm
- Simple pricing at €18/m
Choose 263 g/m² if you want:
- More warmth in cold and wet conditions
- A base layer that can also work as a light mid-layer
- Performance hoodies, half-zips, or mountain tops
- More structure and premium hand-feel
- Stronger odor control for multi-day use
- Made in USA Polartec® fabric
Personal Field Note
I wear the heavier 263 g/m² version myself on cold training days. After a two-hour run in near-freezing rain, I took it off and it still did not smell. That is not marketing — that is Merino doing what it does best, supported by a construction that actually lasts.
The lightweight 150 g/m² version is completely different. It is my summer hiking choice: airy, breathable, and comfortable when you are generating heat.
The Verdict
Lightweight 150 g/m² — The High-Output Everyday Layer
This is the fabric you choose when you know you will be generating heat.
Midweight 263 g/m² — The Cold-Day Confidence Layer
This is the fabric for cold training days and mountain use.
Final Choice
Choose 150 g/m² if you want airflow, lightness, and active comfort.
Choose 263 g/m² if you want warmth, structure, and better performance in cold conditions.
Both fabrics are authentic Polartec® Power Wool™, sourced from real production rolls. First-quality only. Ships from Riga, Latvia with tracked delivery across the EU and beyond.
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