Original: $124.26
-65%$124.26
$43.49The Story
For unbeatable performance and versatility, Mammut's Aenergy Light styles solve for a full range of seasons and pursuits. Combining the right touch of warmth with exceptional wicking and breathability, this ultra-light midlayer doubles as a warm base layer to see you through winter ski tours and summer hikes alike. With a snug hood that fits under a helmet and a laminated pocket to stash essentials, itâs the perfect choice for all who seek maximum performance at minimal weight.
Performance
- Breathability 6/6
- Packability 6/6
- Warmth to weight 6/6
- Lightweight 6/6
- Quick drying 6/6
- Stretch  5/6

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
For unbeatable performance and versatility, Mammut's Aenergy Light styles solve for a full range of seasons and pursuits. Combining the right touch of warmth with exceptional wicking and breathability, this ultra-light midlayer doubles as a warm base layer to see you through winter ski tours and summer hikes alike. With a snug hood that fits under a helmet and a laminated pocket to stash essentials, itâs the perfect choice for all who seek maximum performance at minimal weight.
Performance
- Breathability 6/6
- Packability 6/6
- Warmth to weight 6/6
- Lightweight 6/6
- Quick drying 6/6
- Stretch  5/6

























