Women’s Synthetic Insulated Jackets

A versatile, weather resistant women's synthetic fill jacket for high-output activities all year round.

Explore Women’s Synthetic Insulated Jackets

A synthetic insulated jacket is the practical choice for cold and wet days. A synthetic insulated jacket keeps you warm through light weather and copes with a sweaty climb. Our women’s synthetic insulated jackets use Coreloft across hoodies, jackets and vests, and the warmest models carry female-specific thermal patterning. Start with how you move and how cold the stops will be, then choose between a vest, a hoody or a heavier thermo-mapped layer.

What’s the difference between the Atom Hoody, Atom Jacket and Atom Vest?

Among women’s synthetic insulated jackets, the Atom Hoody is the everyday option, with a wind-resistant outer, a wider collar and roomier sleeve openings for easier layering and movement. The Atom Jacket is a hybrid, using lightweight Coreloft with stretchy fleece side panels that help manage heat, and it is built to layer under an outer jacket and keep you warm even if it gets wet. The Atom Vest keeps your core warm and your arms free, with a regular fit and a slightly lower collar.

Is a women’s synthetic insulated jacket good for hiking days?

The Elec is the synthetic insulated jacket for walking days: breathable Coreloft that performs when wet and regains its loft however often you stuff it into a pack, under an outer fabric that resists wind, rain and abrasion. The Elec SV 1/2 Zip is a relaxed-fit half-zip pullover with adjustable ventilation, made for mid-output hikes in drizzly weather. Pair either with a women’s hiking jacket, women’s hiking shoes and merino wool hiking socks for cold starts.

Which women’s synthetic jackets keep me warm in cold mountain weather?

When warmth is the priority in a synthetic insulated jacket, the Atom SV Hoody is the warmest in the Atom family, with female-specific thermo-mapped insulation that is heavier through the body and stretchy at the underarms, so you stay warm without overheating on the climb. The Proton Heavyweight Hoody is the warmest Proton, built for climbing, skiing and snowboarding, with a helmet-compatible StormHood for cold, high-output days. For a different fill, compare our women’s down jackets.

Women’s Synthetic Insulated Jacket FAQs

Does a women’s synthetic jacket pack out over time?

Coreloft is made to resist it across our synthetic insulated jackets. The Atom Jacket uses lightweight Coreloft designed not to pack out over time, the Atom Long keeps its warmth when wet, and the Elec recovers its loft however often you stuff it into a pack or work bag.

How is the Atom SL Hoody different from the Atom Hoody?

The Atom SL Hoody is the lighter, more packable option. It has stretch insulation in the body but none in the sleeves or hood, Octa Fleece side panels for breathability and a lined StormHood. The Atom Hoody insulates more fully and suits chilly forest hikes, camp and winter midlayer duty.

Can I ski in a women’s synthetic jacket?

Yes, when the synthetic insulated jacket is built for snow. The Sentinel Insulated Jacket combines recycled Coreloft Compact with waterproof, windproof GORE-TEX ePE, a helmet-compatible StormHood and a powder skirt. The Allium is a stretchy, breathable insulated layer for freeride kit, as a midlayer or standalone. Compare more options in our women’s ski jackets and women’s insulated ski jackets.

Can a women’s synthetic jacket handle light rain?

Within limits. A synthetic insulated jacket like the Atom Hoody has a wind-resistant outer and Coreloft that retains warmth in light moisture, and the Elec’s outer fabric resists wind, rain and trail abrasion. For a steady downpour, add a women’s rain jacket on top and keep the Atom Jacket underneath, which keeps you warm even if it gets wet.