Mammut Aenergy WB Hooded Jacket - Women's Silver Sage, S

Take the edge off the windchill in this lightweight and technical windbreaker.

The perfect backup for hiking, ski tours and belay duty, it packs durability, breathability and comfort into a conveniently tiny package.

Offering exactly what you need and not a gram more, its streamlined design includes a helmet-compatible hood, durable stretch forearms, two-way zipper, and secure chest pocket that moonlights as a stuff bag when your jacket's not in use.

A staple for every adventure.