Built for frigid stop-start alpine missions or rest days at base camp, these soft, breathable and stretchy insulated bottoms provide all-day warmth and comfort on the coldest days. Fair Trade Certified™ sewn.
Free Shipping on Orders Over $49
Orders are shipped within 1-2 business days and arrive within 3-10 business days. Need it sooner? Concerned about the environmental impact? Flexible shipping options are available.More Details
Returns & Exchanges
Unsure of your size? Can’t decide between jackets? Our customer service team is here to help—the less unnecessary shipping, the better. We have no time limit on returns and accept both current and past-season products.Visit Help Center
We Guarantee Everything We Make
If you are not satisfied with one of our products at the time you receive it, or if one of our products does not perform to your satisfaction, our Ironclad Guarantee allows you to return it for a replacement or refund at no charge. Damage due to wear and tear will be repaired at a reasonable charge.
Select Size and Color
Stretchy, Breathable, Weather-Resistant Fabric100% polyester (87% recycled) plain-weave shell and lining fabric offers generous mechanical stretch, exceptional breathability and abrasion resistance; microtexture creates excellent next-to-skin comfort; features a PFC-free DWR finish (durable water-repellent chemistry that does not contain perfluorinated chemistry)
Revolutionary InsulationRevolutionary 60-g THEROLITE® insulation (40% recycled) warms and stretches and, combined with the shell and lining, supplies outstanding mechanical stretch and unprecedented air permeability (40CFM), allowing excess heat to move away from the body
Designed for Freedom of MovementStretch fabrics and insulation, articulated patterning and strategically placed, low-profile quilting provide exceptional range of motion for unhindered movement
Low-Profile, Comfortable WaistbandLow-profile, high-stretch and comfortable waistband pulls on easily, accommodates different layers and works well with a harness or pack hip belt
Pocket FeaturesTwo low-profile drop-in front pockets sit comfortably under a harness
Alpine-Boot CompatibilityTapered leg and wide-wrap, high-stretch cuffs pull up to sit comfortably on leg or over alpine boots
Fair Trade Certified™ SewnFair Trade Certified™ sewn
Country of OriginMade in Vietnam.
Weight269 g (9.5 oz)
- Shell and lining: 1.7-oz 100% polyester (87% recycled) plain weave with four-way mechanical stretch and a PFC-free DWR finish (durable water-repellent chemistry that does not contain perfluorinated chemistry)
- Waistband and cuffs: 7-oz 79% recycled polyester/21% spandex snag-resistant stretch knit
- Insulation: 60-g THEROLITE® 100% polyester (40% recycled) with four-way stretch
- Fabric is certified as bluesign® approved
- Fair Trade Certified™ sewn