Our best-selling Alpine Onset Merino 150 base layer collection is made up of a soft merino wool blended with a recycled polyester for added durability and moisture management. The perfect base layer for cool-to-cold temperatures, and layers comfortably underneath midlayers and shells for more extreme weather.
This product will be shipped directly from Outdoor Research and will leave their warehouse in 2-3 business days. Eligible for UPS ground shipping only.
- Trim Fit
- FABRIC: 47% Merino Wool, 47% Recycled Polyester (Repreve), 6% Elastane Jersey
- Non-Mulesed Wool
- Recycled Polyester
- Breathable
- Wicking
- Quick Drying
- Lightweight (150gsm)
- Naturally Anti-Odor
- UPF 30
- Flat-Seam Construction
- Set-In Sleeves
- Imported














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