Size chart

Arc’teryx Size Chart

Name: Arc'teryx Atom Hoody - Women's
Brand: Arc'Teryx
SKU: X000009452-020866-S
Price: 360.00 CAD
Availability: OutOfStock

Use this guide to match your body measurements with Arc’teryx men’s and women’s sizing. Measurements are listed in centimetres.

Arc’teryx sizing is based on body measurements. Product fit may vary by style, activity, fabric, and layering system. If your measurements fall between sizes, choose the larger size for a looser fit or the smaller size for a tighter fit.

Men’s Arc’teryx Size Chart

Men’s Jacket and Shirt Sizing

Size	Sleeve	Chest	Waist	Hip
XXS	78	84	69	83
XS	81	89	74	88
S	83	94	79	93
M	86	102	86	100
L	89	109	94	108
XL	91	119	104	118
XXL	94	129	114	128
3XL	96	139	124	138

Men’s fit has been updated. Medium remains unchanged. Smaller sizes fit tighter and larger sizes fit looser.

Men’s Pants and Shorts, Alpha Sizing

Size	Waist	Hip	Regular Inseam	Short Inseam	Tall Inseam
XXS	69	83	78	73	86
XS	74	88	79	74	87
S	79	93	80	75	87
M	86	100	81	76	89
L	94	108	82	77	90
XL	104	118	83	78	91
XXL	114	128	83	78	91
XXXL	124	138	-	-	-

Men’s Pants and Shorts, Numerical Sizing

Size	Waist	Hip	Regular Inseam	Short Inseam	Tall Inseam
28	76	90	79	74	87
29	79	93	80	75	87
30	81	95	80	75	88
31	84	98	81	76	88
32	86	100	81	76	89
33	89	103	81	76	89
34	91	105	82	77	89
36	96	110	83	78	90
38	101	115	83	78	91

How to Measure, Men’s

Sleeve Measure from the centre back neck, across the shoulder, to the elbow, then down to the wrist.

Chest Measure under your arms around the fullest part of your chest.

Waist Measure around the narrowest part of your waist.

Hip and Inseam Measure around the widest part of your hips. For inseam, measure from the crotch down the inside leg to the floor.

Women’s Arc’teryx Size Chart

Women’s Jacket and Shirt Sizing

Size	Sleeve	Chest / Bust	Waist	Hip
XXS	72	76	60	84
XS	75	81	65	89
S	77	86	70	94
M	80	91	75	99
L	81	99	83	107
XL	83	109	93	117
XXL	85	119	103	127

Women’s Pants and Shorts, Alpha Sizing

Size	Waist	Hip	Regular Inseam	Short Inseam	Tall Inseam
XXS	60	84	78	73	85
XS	65	89	78	73	86
S	70	94	79	74	87
M	75	99	80	75	87
L	83	107	80	75	88
XL	93	117	81	76	89
XXL	103	127	81	76	89

Women’s Pants and Shorts, Numerical Sizing

Size	Waist	Hip	Regular Inseam	Short Inseam	Tall Inseam
00	61	85	78	73	85
0	64	88	78	73	86
2	67	91	79	74	86
4	70	94	79	74	87
6	73	97	79	74	87
8	76	100	80	75	87
10	79	103	80	75	88
12	84	108	81	76	88
14	89	113	81	76	89
16	94	118	81	76	89

How to Measure, Women’s

Sleeve Measure from the centre back neck, across the shoulder, to the elbow, then down to the wrist.

Chest / Bust Measure under your arms around the fullest part of your chest or bust.

Waist Measure around the narrowest part of your waist.

Hip and Inseam Measure around the widest part of your hips. For inseam, measure from the crotch down the inside leg to the floor.

$360.00

Shipping calculated at checkout.

Free worldwide shipping

Low stock - 2 items left
Backordered, shipping soon

The Arc'teryx Atom Hoody is the ultimate jacket for any outdoor adventure. With its Coreloft synthetic insulation, you can stay warm even in light weather, making it the perfect choice for high-output days year round. Whether you're climbing, hiking, or camping, this versatile jacket has got you covered. Stay comfortable and prepared with the Atom Hoody.

Updated in 2025

What's been updated: Updated with a new FC0 material; the side panels and lining are now made with a recycled material as well. Updated fit, with a slightly wider collar and roomier sleeve opening, for improved mobility and layering.

Technical Features

Moisture-resistant outer face fabric
Breathable
Lightweight
Compressible and packable
Wind resistant
Versatile

Construction

Performance stretch fleece side panels give ventilation
Resilient Coreloft™ Compact 60 insulation is breathable, warm, and light, performs if wet, and delivers loft retention that resists packing out
Light, soft Tyono™ 20 is air permeable
Breathable 20D recycled nylon liner helps regulate temperature and is soft and comfortable next to the skin

Cuff & Sleeves Configuration

Stretch-knit cuffs

Design & Fit

Regular fit provides freedom of movement with room for layers
Garment Centre Back Length: Size S is 26"/66cm - Varies by size

Fabric Treatment

FC0 DWR (Durable Water Repellent) finish repels moisture and is PFAS-free

Hem Configuration

Durable stitched hem with dual adjusters to seal out drafts

Hood Configuration

Adjustable, insulated, low profile StormHood™ with structured mini hood brim

Patterning

Articulated patterning for unrestricted mobility
Gusseted underarms for mobility and comfort

Pocket Configuration

Two hand pockets with hidden zippers
Internal chest pocket with zip
Stows into its chest pocket and clips to carabiner for compact transport

Sustainability

Contains materials that meet the bluesign® criteria
Contrast - recycled content
Insulation - bluesign® approved material, recycled content
Lining - dope dyed some colours, recycled content
PFAS (Per- and polyfluoroalkyl substances) Compliant

Zippers & Fly Configuration

No Slip Zip™ front zipper
Custom TPU zipper pulls are easy to operate and glove-friendly

Materials

Contrast: Knit Fleece, 215 gsm, polyester with FC0 DWR - 93% Polyester, 7% Elastane
Body: 20dx20d nylon ripstop w/DWR, 45gsm - 100% Nylon
Synthetic Insulation: Coreloft™ 60 (60 g/m²) - 100% Polyester
Lining: 20d recycled nylon ripstop with FC0 DWR, 40gsm - 100% Nylon
Origin of fabric: JAPAN
Origin of dying: JAPAN
May release plastic microfibres into the environment when washing

Free shipping in Canada on all orders over $100 *exclusions apply

See Shipping Policy details here

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Arc'teryx Atom Hoody - Women's

Arc’teryx Size Chart

Men’s Arc’teryx Size Chart

Men’s Jacket and Shirt Sizing

Men’s Pants and Shorts, Alpha Sizing

Men’s Pants and Shorts, Numerical Sizing

How to Measure, Men’s

Women’s Arc’teryx Size Chart

Women’s Jacket and Shirt Sizing

Women’s Pants and Shorts, Alpha Sizing

Women’s Pants and Shorts, Numerical Sizing

How to Measure, Women’s

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Size	Sleeve	Chest	Waist	Hip
XXS	78	84	69	83
XS	81	89	74	88
S	83	94	79	93
M	86	102	86	100
L	89	109	94	108
XL	91	119	104	118
XXL	94	129	114	128
3XL	96	139	124	138

Size	Waist	Hip	Regular Inseam	Short Inseam	Tall Inseam
28	76	90	79	74	87
29	79	93	80	75	87
30	81	95	80	75	88
31	84	98	81	76	88
32	86	100	81	76	89
33	89	103	81	76	89
34	91	105	82	77	89
36	96	110	83	78	90
38	101	115	83	78	91

Size	Sleeve	Chest / Bust	Waist	Hip
XXS	72	76	60	84
XS	75	81	65	89
S	77	86	70	94
M	80	91	75	99
L	81	99	83	107
XL	83	109	93	117
XXL	85	119	103	127

Size	Waist	Hip	Regular Inseam	Short Inseam	Tall Inseam
XXS	60	84	78	73	85
XS	65	89	78	73	86
S	70	94	79	74	87
M	75	99	80	75	87
L	83	107	80	75	88
XL	93	117	81	76	89
XXL	103	127	81	76	89

Size	Waist	Hip	Regular Inseam	Short Inseam	Tall Inseam
00	61	85	78	73	85
0	64	88	78	73	86
2	67	91	79	74	86
4	70	94	79	74	87
6	73	97	79	74	87
8	76	100	80	75	87
10	79	103	80	75	88
12	84	108	81	76	88
14	89	113	81	76	89
16	94	118	81	76	89

Size	Sleeve	Chest	Waist	Hip
XXS	78	84	69	83
XS	81	89	74	88
S	83	94	79	93
M	86	102	86	100
L	89	109	94	108
XL	91	119	104	118
XXL	94	129	114	128
3XL	96	139	124	138

Size	Waist	Hip	Regular Inseam	Short Inseam	Tall Inseam
28	76	90	79	74	87
29	79	93	80	75	87
30	81	95	80	75	88
31	84	98	81	76	88
32	86	100	81	76	89
33	89	103	81	76	89
34	91	105	82	77	89
36	96	110	83	78	90
38	101	115	83	78	91

Size	Sleeve	Chest / Bust	Waist	Hip
XXS	72	76	60	84
XS	75	81	65	89
S	77	86	70	94
M	80	91	75	99
L	81	99	83	107
XL	83	109	93	117
XXL	85	119	103	127

Size	Waist	Hip	Regular Inseam	Short Inseam	Tall Inseam
XXS	60	84	78	73	85
XS	65	89	78	73	86
S	70	94	79	74	87
M	75	99	80	75	87
L	83	107	80	75	88
XL	93	117	81	76	89
XXL	103	127	81	76	89

Size	Waist	Hip	Regular Inseam	Short Inseam	Tall Inseam
00	61	85	78	73	85
0	64	88	78	73	86
2	67	91	79	74	86
4	70	94	79	74	87
6	73	97	79	74	87
8	76	100	80	75	87
10	79	103	80	75	88
12	84	108	81	76	88
14	89	113	81	76	89
16	94	118	81	76	89

Language

Arc'teryx Atom Hoody - Women's

Arc’teryx Size Chart

Men’s Arc’teryx Size Chart

Men’s Jacket and Shirt Sizing

Men’s Pants and Shorts, Alpha Sizing

Men’s Pants and Shorts, Numerical Sizing

How to Measure, Men’s

Women’s Arc’teryx Size Chart

Women’s Jacket and Shirt Sizing

Women’s Pants and Shorts, Alpha Sizing

Women’s Pants and Shorts, Numerical Sizing

How to Measure, Women’s

Size	Sleeve	Chest	Waist	Hip
XXS	78	84	69	83
XS	81	89	74	88
S	83	94	79	93
M	86	102	86	100
L	89	109	94	108
XL	91	119	104	118
XXL	94	129	114	128
3XL	96	139	124	138

Size	Waist	Hip	Regular Inseam	Short Inseam	Tall Inseam
28	76	90	79	74	87
29	79	93	80	75	87
30	81	95	80	75	88
31	84	98	81	76	88
32	86	100	81	76	89
33	89	103	81	76	89
34	91	105	82	77	89
36	96	110	83	78	90
38	101	115	83	78	91

Size	Sleeve	Chest / Bust	Waist	Hip
XXS	72	76	60	84
XS	75	81	65	89
S	77	86	70	94
M	80	91	75	99
L	81	99	83	107
XL	83	109	93	117
XXL	85	119	103	127

Size	Waist	Hip	Regular Inseam	Short Inseam	Tall Inseam
XXS	60	84	78	73	85
XS	65	89	78	73	86
S	70	94	79	74	87
M	75	99	80	75	87
L	83	107	80	75	88
XL	93	117	81	76	89
XXL	103	127	81	76	89

Size	Waist	Hip	Regular Inseam	Short Inseam	Tall Inseam
00	61	85	78	73	85
0	64	88	78	73	86
2	67	91	79	74	86
4	70	94	79	74	87
6	73	97	79	74	87
8	76	100	80	75	87
10	79	103	80	75	88
12	84	108	81	76	88
14	89	113	81	76	89
16	94	118	81	76	89