Sizes XS, S, M, L, XL
Weight 365 g / 12.9 oz
Fit Athletic fit, Hip Length
Materials Polartec® Power Stretch® with Hardface® Technology, Luminara™—Nylon weave fabric with wind and water repellant coating, 60 gm / sq m Coreloft™ insulation

While the women's version hasn't been reviewed yet, there are 7 reviews for other versions of the Atom LT Hoody. Read all reviews »

Where to Buy

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Manufacturer's Description

Visit Arc'teryx's Atom LT Hoody page.

Retailers' Descriptions

Here's what other sites are saying:

Trim and insulated, the Arc'teryx Atom LT Insulated Hoodie hoodie is your ticket to vital core warmth, breathability and freedom of motion on cold-weather climbing trips and backcountry excursions.


The Arc'teryx Women's Atom LT Hoody is a light jacket for fair weather Snowshoeing, Climbing, and hiking. Moving hard and fast through the mountains creates plenty of body heat and the lightweight Coreloft; Insulation helps trap the warm air you generate close to the body. Ideally worn as a midlayer, so be sure to throw your hardshell over top when the elements fall upon your adventure. Be warned my friends, if you're not moving with purpose, the super cool Technology won't work as it should. The side panels Are all about breathability, made from Polartec Power Stretch with Hardface; Technology to give your sweaty pits plenty of cool-factor. When your body heat rises to heights you can't control, shed the hoody from your back and compress it down into the arm sleeve to create a neat little package you can stuff into your backpack for later. The trim Fit keeps it close to your body for a stellar look with stretch knit cuffs that wrap closely around your wrists for comfort and draft blocking. Play hard out there. Features of the Arcteryx Women's Atom LT Hoody Insulated with Coreloft synthetic made to dry quickly and retain warmth even when wet Side panels and underarms made with Polartec Power Stretch delivers durable, stretchy mobility and breathability and helps to regulate temperature A wind and moisture resistant taffeta outer shell treated with a DWR finish protects you from the elements Highly compressible, this jacket packs down into it's own pocket or any other tiny place you can imagine Articulated elbows and gusseted underarms give you added comfort and increased range of motion Designed to be worn as a mid layer in cold conditions or as a standalone piece in fair weather Laminated, drop back hem with an adjustable drawcord Internal chest pocket and two hand pockets Stretch-knit cuffs and a full front zip with a wind flap keeps the cold air from ruining your day A four-way stretch fabric that allows for excellent athletic movement and good breathability to maintain comfort Some products feature Hardface Technology for a Higher level of abrasion resistance Breathable, stretch side panels for enhanced comfort and mobility

- Moosejaw

An active-use layer for vital core warmth, enhanced breathability, and stretch mobility, the Arc'teryx Atom LT Hoodie features hybrid construction with Coreloft insulation and Polartec Power Stretch side panels. . Hybrid construction: Coreloft synthetic insulation in torso/arms/hood; Polartec Power Stretch with Hardface technology at side panels. 60 g Coreloft synthetic insulation is lightweight and breathable with excellent loft retention; insulates when wet and dries quickly. Polartec Power Stretch side panels with Hardface technology for 4-way stretch, enhanced breathability, wind, water, and abrasion resistance. Wind- and water-resistant nylon face fabric is soft, lightweight and breathable; DWR (durable water repellent) finish helps repel water from fabric surface. Lightweight, warm, breathable, compressible, and packable (stores in pocket or inside the hood). Insulated, helmet-compatible ScubaHood hugs the head without the use of drawcords. Full front zipper with wind flap. Internal chest pocket; two hand pockets. Articulated elbows and underarm gussets for unrestricted movement. Stretch-knit cuffs. Drop-back hem for greater coverage; laminated hem; adjustable hem drawcord. Trim fit for use as an outer layer in cool, dry conditions or as a midlayer in cold, wet conditions. Hip length.


The ARCTERYX women's Atom LT Hoody is a trim hybrid designed as an active-use insulation layer, providing vital core warmth with liberal mobility and breathability. Lightweight and compressible, the Atom LT Hoody features Coreloft insulation in the torso,

- Mountain Gear