ASSOS x Mammut: A Game-Changing Collaboration for Cyclists and Mountain Enthusiasts
Seon and Stabio, March 25, 2025 | Two Swiss icons of technical innovation, ASSOS and Mammut, have joined in a groundbreaking partnership that bridges the worlds of cycling and mountain sports. Designed specifically for adventurers who thrive in the saddle and beyond, this collaboration delivers performance-driven apparel and gear tailored for journeys that extend above the treeline.
March 24, 2025

ASSOS contributes its expertise in advanced cycling apparel, offering state-of-the-art gear engineered specifically for riders seeking unmatched comfort and performance. Mammut, a global leader in outdoor and mountaineering products, complements this expertise with technical acumen, crafting premium outdoor apparel and equipment designed for both adventure and competition.
"At ASSOS, we're always looking for new ways to inspire cyclists and connect them to the outdoors," said Edwin Navez, CEO of ASSOS. "Partnering with Mammut allows us to expand the boundaries of what's possible by combining our cycling expertise with their unparalleled outdoor heritage. Together, we deliver an integrated experience for adventurers."
"This collaboration brings together the best of Swiss innovation and craftsmanship, merging Assos' expertise in high-performance cycling apparel with Mammut's advanced mountain gear," says Laura Bernhard, Mammut Product Manager Apparel. "The collection is thoughtfully designed to enhance the bikepacking experience. Every product is durable, highly functional, yet lightweight and packable. Our goal is to provide cyclists with gear they can trust in any environment."
This partnership results in a hybrid collection crafted by two leaders in their respective industries: cycling and outdoors. Blending ASSOS' expertise in performance cycling apparel with Mammut's versatile outdoor and mountaineering designs, this collection is tailored for those who embrace adventure and seek to experience cycling and the outdoors in a broader, holistic way.
Featuring innovative layering systems, advanced materials, and timeless Swiss craftsmanship, each product excels under challenging conditions and elevates every moment spent exploring. Ultimately, this collection breaks down the barriers between cycling and outdoor adventures, seamlessly fusing these two worlds. It's not just about performance on the bike or versatility in the wild—it's about pursuing a passion that thrives precisely where these two experiences intersect.
Standout pieces in the collection include the Assos x Mammut ML Hybrid Vest, the Aenergy IN Hooded Jacket, and the TACTICA Bib Shorts T5.
The all-season insulated Assos x Mammut ML Hybrid Vest is a warm yet breathable must-have for days in and out of the saddle. Its body-mapped design, with Polartec® Alpha® insulation and Pertex® Quantum Air fabric, offers targeted wind protection, thermal regulation, and moisture wicking during stop-and-start activities. A two-way front zipper allows easy ventilation on steep climbs on your bike, while its lightweight packable design makes it the perfect midlayer for multi-day trips.
The Aenergy IN Hooded Jacket provides lightweight, high-performance insulation, making it an ideal choice for cyclists facing cold conditions. Meanwhile the TACTICA Bib Shorts T5 are engineered specifically for gravel cycling, delivering exceptional comfort and durability even on the toughest rides.
The complete collection will be available beginning April 16th on Mammut.com and Assos.com.
Discover the collection
https://www.mammut.com/int/en/mammut-x-assos (as of April 16th 2025)
Product images for download
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Action images for download – © Mammut
Product tests
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About ASSOS of Switzerland
ASSOS’ passion for cycling was born 49 years ago in the heart of Switzerland, standing out with a unique focus on high-end technologies and maniacal attention to detail. To this day, after 400 Olympic and World Championship medals and 25 patents, ASSOS’ protocol has remained steadfast: “to destroy, reset, and improve.” Whether it’s developing its own textiles, exclusive fabrics within 150km from its headquarters, stress-testing prototypes with WorldTour athletes, or refining a product over the course of several years, the merging of total comfort and technical performance is the hallmark of every ASSOS product.
Media contact Assos: Giovanni Lira | Giovanni.Lira@assos.com
About Mammut
Founded in 1862, Mammut is a Swiss outdoor company that provides high-quality products and unique brand experiences for fans of mountain sports around the world. This leading international premium brand has stood for safety and pioneering innovation for more than 160 years. Mammut products combine functionality and performance with contemporary design. With its combination of hardware, shoes and clothing, Mammut is one of the most complete suppliers in the outdoor market. Mammut Sports Group AG operates in around 40 countries and employs around 850 people.