Light & Warm Backcountry Layer
"I was surprised how warm these kept me based on how thin they are and how lightweight they feel. I’ve ski toured about 7 days straight in these and they kept me happy and funk-free."
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Making clothing can be a dirty business, but we strive to keep it clean. Our line is crafted for quality and long-term performance. And we limit what we make: small-batch production ensures every garment is built to the highest standards and finds a loving home. Our approach minimizes landfill waste and uses less energy and water. We know it’s disappointing when a style you love is out of stock, but we appreciate your joining us in our pursuit of the highest environmental standards and carbon neutral impact.
| Size | Chest | Waist | Neck | Sleeve Length | Inseam |
| S | 36-38 | 29-31 | 14-14 1/2 | 32-33 | 30-31 |
| M | 39-41 | 32-34 | 15-15 1/2 | 33-34 | 31-32 |
| L | 42-44 | 34-37 | 16-16 1/2 | 33-34 | 31-32 |
| XL | 45-47 | 38-40 | 17-17 1/2 | 35-36 | 32-33 |
| XXL | 48-50 | 42-44 | 18-18 1/2 | 36-36 1/2 | 32-33 |
Next to Skin: Your second layer of skin, hugs the body tight for optimal layering.
Athletic: Snug fit, this layer fits close to the body for a contoured, slim silhouette.
Standard: Not too snug and not too loose, this layer is right in the middle for everyday use.
Relaxed: Loose fit for comfort and extra layering underneath.
Sleeve: With arm slightly bent, measure from the center back of your neck (at your spine) to the elbow and down to your wrist.
Bust/Chest: Measure full circumference of the chest at the widest point, under the arms.
Waist: Measure full circumference of the waist at the smallest point.
Hips: Measure full circumference of the hips at the widest point.
Inseam: Place measuring tape at crotch and measure to ankle.
For any sizing, styling, or general inquiries, please contact us.
Love the Woolies 1 Collection? This is its future.
New colors coming soon! Get first dibs by signing up below the add to cart button.
Love the Woolies 1 Collection? This is its future.
New colors coming soon! Get first dibs by signing up below the add to cart button.
Composition: 85% Merino Wool, 15% Nylon
Weight(s): 125 gsm
Micron gauge: 19.5μm
Crafted using Nuyarn® technology, a twist-free spinning method designed to amplify the inherent performance of merino wool. This ultra-lightweight base layer fabric offers a remarkable 35% improvement in thermal efficiency, making it an ideal choice for various climates. Pro-Tech surpasses its traditional ring-spun counterparts with an astounding 8.8 times increase in durability and an impressive 85% boost in elasticity. Experience unparalleled comfort and longevity with our Pro-tech fabric, a testament to innovation and quality in every thread.
Overall rating: 4.8139534 / 5 from 43 reviews.
Review topics: ["size","fit","weight","layer","quality","bottoms","wool","underwear","husband","johns","joggers"].
"I was surprised how warm these kept me based on how thin they are and how lightweight they feel. I’ve ski toured about 7 days straight in these and they kept me happy and funk-free."
— SCHOENECK, W. (5/5)
"Perfect for my snowshoe adventures"
— Daniel N. (5/5)
"Said quibble is that the bottom portion near the ankle seems to be stretched out a bit already."
— Michael R. (4/5)
"Love this product: wears well, an excellent under layer. Good for outdoor activities as well as laying around"
— Peter D. (5/5)
"Super light, feel like silk and wicked warm!"
— Gilbert D. (5/5)
"Soft and breathable, lightweight."
— Terence G. (5/5)
"Great fit, super comfy!"
— Arctos G. (5/5)
"Lightweight wool provides exceptional warmth."
— Christine (5/5)
"A bit scratchy for a wool synthetic blend"
— Andrew (2/5)
"Warn when wet!"
— Mark B. (5/5)