Our lightest midlayer.

For unbeatable performance and versatility, our 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 deep half zip for optimal ventilation and a laminated pocket to stash essentials, its the perfect choice for all who seek maximum performance at minimal weight.

Features
Athletic fit
Suitable for: Mountaineering, Hiking, Ski Touring, Trail Running, Climbing, Via Ferrata
Performance: Breathability, Packability, Warmth-to-weight ratio, Lightweight, Quick drying
Activities: Speed Mountaineering
Polyester content made from recycled polyester
Long half-length zipper makes it easier to put on and allows rapid ventilation in warm temperatures
Bonded chest pocket with zipper
Flatlock seams
Polartec Power Grid, bluesign Product, Fair Wear

Materials
Main: 91% Polyester, 9% Spandex
Insert: 83% Polyamide, 17% Spandex
Insert 2: 100% Polyester

Care
Do not use chlorine-based bleach
Do not dry clean or use solvents to remove stains
Do not iron or treat with steam
Do not use fabric softener
Do not tumble dry
Machine wash on normal cycle(Max. 30C)