Thermoball

Thermoball

ThermoBall™ is a revolution in synthetic insulation technology. Unlike traditional, continuous-filament synthetic insulations, the small, round synthetic fiber clusters closely to mimic down clusters; trapping heat within small air pockets to retain warmth.

Shop Thermoball

Exploration Without Compromise

Explore Without Compromise

We’ve made it easy to spot our most sustainable products on our website with our “Exploration Without Compromise” badge. To earn the badge, apparel, equipment, and accessories must be made with 75% or greater recycled, regenerative and/or responsibly-sourced renewable materials by weight. If the product has a DWR finish, it must be a non-perfluorinated chemicals (non-PFC) DWR.

Learn More

Related Products
Built for mountain and city life the Women’s ...
Description:
Built for mountain and city life the Women’s Plus 1996 Retro Nuptse Jacket has an unmistakable silhouette. Featuring extended sizes a water-repellent ripstop fabric and oversized baffles for warmth you’ll stay dry and stylish no matter what.
The slim-fit Women’s Dryzzle FUTURELIGHT™ Parka has a ...
Description:
The slim-fit Women’s Dryzzle FUTURELIGHT™ Parka has a soft quiet handfeel and low-profile zip pockets. This windproof parka-length jacket has our breathable-waterproof technology making it ideal for exploration in wet or uncertain conditions.
The Women’s Flight Lightriser Wind Jacket is a ...
Description:
The Women’s Flight Lightriser Wind Jacket is a superlight trail-running layer made with WindWall™ and breathable-waterproof FUTURELIGHT™ technologies. A minimalist design reduces weight without sacrificing protection and the entire jacket can be stowed in the zippered back pocket when the ...
Highly wind-resistant water-repellent and made with 100% recycled ...
Description:
Highly wind-resistant water-repellent and made with 100% recycled body and lining fabrics—this is the Women’s Hydrenaline™ Jacket 2000. It has a design inspired by early-2000s performance wear and secure-zip pocketing striking that ideal balance between form and function.