How to Choose Base Layers
Outdoor Research Alpine Onset Merino 150 Quarter-Zip Base Layer Top - Men's
$109.00
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Layer up for active outdoor fun with this lightweight Outdoor Research base layer top. Its quarter-zip front lets you control ventilation. The merino wool blend dries quickly and wicks moisture.
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- Made with a non-mulesed merino wool blend that's soft to the touch and moves and stretches with the body
- Lightweight construction provides breathable warmth without the bulk
- Lightweight fabric (150 g/m2) dries quickly and wicks moisture
- UPF 30 protection allows for layer shedding while still protecting from the sun
- Flatseam construction ensures chafe-free performance
- Raglan sleeves and thumbholes are thoughtful additions for dialed-in fit and function
- 10 in. (25 cm) center-front zipper
- Fabric is naturally resistant to odors
Imported.
View all Outdoor Research Men's Base Layer Tops| Best Use | Multisport |
|---|---|
| Shirt Type | Partial-zip |
| Fabric | 53% merino wool/42% polyester/5% LYCRA spandex |
| Sun-Protective Fabric | Yes |
| UPF Rating | 30 |
| Moisture Wicking | Yes |
| Quick Drying | Yes |
| Underwear Weight | Lightweight |
| Sleeve Length | Long Sleeve |
| Thumbholes | Yes |
| Gender | Men's |
Outdoor Research Clothing - Men's
| XS | S | M | L | XL | XXL | XXXL | 28 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 38 | 40 | 42 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chest | 33.5 - 36 | 36 - 38.5 | 38.5 - 41.5 | 41.5 - 44.5 | 44.5 - 48 | 48 - 52 | 52 - 56 | |||||||||||
| Sleeve Length | 31.5 | 32.5 | 33.5 | 34.5 | 35.5 | 36 | 36.5 | |||||||||||
| Waist | 26.5 - 29 | 29 - 31.5 | 31.5 - 34.5 | 34.5 - 37.5 | 37.5 - 41.5 | 41.5 - 45.5 | 45.5 - 50 | 29.5 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 39 | 41 | 43 |
| Hip | 32.5 - 35 | 35 - 37.5 | 37.5 - 40.5 | 40.5 - 43.5 | 43.5 - 46 | 46 - 49.5 | 49.5 - 53 | 35.5 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44.5 | 46 | 47.5 |
| Inseam | 31.5 | 31.5 | 32 | 32.5 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
Sizing Notes
Measurements are stated in inches unless otherwise indicated.
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