--- title: "Partner Product Release: Assos X Mammut" date: 2025-07-30T01:56:00-07:00 author: Luana Domanti canonical_url: "https://www.polartec.com/news/partner-product-release-assos-x-mammut" section: News Entries --- [Skip to Main Content](#main-content-wrapper) Accessibility Feedback Contact Us. ![Foreground Image](https://polartec-polartec.transforms.svdcdn.com/production/img/Polartec-P.R.-ASSOSXMAMMUT-News-Entries-Details-950x1080-%E2%80%93-2.jpg?w=950&h=1080&auto=compress%2Cformat&fit=crop&dm=1753864978&s=3c33078e889e5bc61bd8344984664cf4) [ News Hub. ](https://www.polartec.com/news) Main Story. 07. 30. # Partner Product Release: ASSOS X Mammut powered by Polartec® Power Grid™ ![1 Polartec P R ASSOSXMAMMUT Article 2](https://polartec-polartec.transforms.svdcdn.com/production/img/1-Polartec-P.R.-ASSOSXMAMMUT-Article-%E2%80%93-2.jpg?w=450&h=450&auto=compress%2Cformat&fit=crop&dm=1753865531&s=e3e21c9c2be3413f70e0c1c4aaf90b1c) ![2 Polartec P R ASSOSXMAMMUT Article 2]() ![3 Polartec P R ASSOSXMAMMUT Article 2]() ![4 Polartec P R ASSOSXMAMMUT Article 2]() ![4 Polartec P R ASSOSXMAMMUT Article 3]() Polartec is delighted to power the new **ASSOS x Mammut Aenergy Light ML Jacket and ML Hybrid Vest**, ensuring gravel mavericks experience unmatched comfort and performance when packing light for multi-day adventures. The dedicated collaboration between ASSOS and Mammut brings together decades of cycling expertise and outdoor performance engineering within a **limited-edition capsule collection** **dedicated to gravel bikepacking and touring**. And **with** [**Polartec® Power Grid™**](https://www.polartec.com/fabrics/base/power-grid) **and** [**Polartec® Alpha® active insulation**](https://www.polartec.com/fabrics/insulation/alpha) part of the mix, the icons of technical innovation deliver optimal versatility and reliability no matter where the road may lead. The ASSOS x Mammut Aenergy Light ML Jacket for women is the **lightest midlayer** in the collection, constructed with Polartec® **Power Grid™** to provide exceptional **warmth-to-weight efficiency and maximum breathability**. Engineered for high-output activity in variable conditions, **this jacket is easily compressible**, making it ideal for bikepacking when space is at a premium. A full front zip provides temperature control, while the streamlined fit ensures comfort beneath a shell or when worn alone. **For adaptive performance in changing climates**, the ASSOS x Mammut ML Hybrid Vest features **Polartec® Alpha® active insulation for strategic thermoregulation** that adapts to your body’s needs. Engineered to fit a woman’s physique, it features a body-mapped design that **balances breathability with targeted warmth**, making it a go-to layer for steep climbs and cold descents alike. With dual front pockets, a two-way zipper, and fully packable construction, this vest is built to go farther. **Travel light, pedal longer. This is the gear you’ve been waiting for.** [ Go to website. ](https://www.mammut.com/int/en) Share. 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