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#3 on this list
Aspect Midweight
Ridge Merino
Best value 100% merino from a smaller US brand.
- Price
- $269 MSRP
- Reader rating
- No reader votes yet
- How we assessed it
- Specification researched
#4 on this list
200 / 400 Zip Turtleneck
Woolpower
Swedish terry-loop merino — thicker and warmer than standard jersey. Preferred by cold-weather guides.
- Price
- $269 MSRP
- Reader rating
- No reader votes yet
- How we assessed it
- Specification researched
Specs side by side
| Spec | Aspect Midweight | 200 / 400 Zip Turtleneck |
|---|---|---|
| Material | 100% Merino Wool | Merino Wool (Ullfrotté Original) |
| Weight (g/m²) | 180 g/m² | — |
| Fit | Athletic, next-to-skin | — |
| Seams | Flatlock | — |
| Odor Resistance | Excellent | — |
| Country of Origin | Designed in USA, Made in China | — |
| Knit Type | — | Terry-loop |
| Weight (Fabric) | — | 200g/m² & 400g/m² |
| Zipper | — | Quarter-zip |
| Origin | — | Made in Sweden |
| Best For | — | Extreme Cold, Low Activity |
What our reviewers liked and didn't
Aspect Midweight
- Excellent value for 100% merino wool
- Effective temperature regulation and moisture wicking
- Superior natural odor resistance for multi-day use
- Comfortable next-to-skin feel, non-itchy
- Good midweight warmth suitable for diverse conditions
- Not as durable as synthetic blends for rough use
- Slightly heavier than ultralight alternatives
- Limited color options compared to larger brands
200 / 400 Zip Turtleneck
- Unmatched warmth for its weight due to unique terry-loop knit
- Exceptional durability; resists snags and holds up to heavy use
- Maintains insulation when damp, critical for cold-weather safety
- Strategic blending of 200g/400g fabrics optimizes warmth and mobility
- Effectively manages moisture for its thermal capacity
- Bulkier and less athletic-fitting than standard merino base layers
- Higher price point compared to many other merino options
- Can be too warm for high-output activities in moderate cold
- Less aesthetic for casual wear due to robust, utilitarian design
Prices change constantly — the figure shown is the last verified catalog price, and the buy buttons always go to the current listing.