Size chart

Arc’teryx Size Chart

Name: Arc'teryx Proton Hoody Men's
Brand: Arc'Teryx
SKU: X000008436-002592-S
Price: 420.00 CAD
Availability: InStock

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.

$420.00

Shipping calculated at checkout.

Free worldwide shipping

Low stock - 1 item left
Backordered, shipping soon

Made for climbers – but not limited to rock and ice – the Proton Hoody is the go-to breathable insulation layer for high-output mountain missions. 80gsm Coreloft™ Compact insulation works with the air-permeable face fabric and liner to regulate temperature and vapour build-up. The Fortius Air 20 nylon shell is light and durable, articulated patterning removes restriction, and a helmet-compatible insulated hood extends the warmth.

What's been updated: Updated with a PFAS-free DWR (Durable Water Repellent) treatment, Fortius™ Air 20 face fabric with 42% recycled nylon, and Coreloft™ Compact insulation for improved stretch and breathability.

Technical features

Moisture-resistant outer face fabric
Breathable
Lightweight
Wind resistant
Air permeable

Construction

Fortius™ Air 20 face fabric effectively balances air permeability and weather resistance with lightweight durability and stretch
Coreloft™ Compact insulation regulates temperature, performs if wet, and is made from 100% recycled materials
Breathable 20d plain weave Toray liner allows airflow and is made with recycled content

Cuff & Sleeves configuration

Knit cuffs add comfort and style

Design & Fit

Fitted, with articulated patterning for mobility and comfort
Garment Centre Back Length: Size M is 30"/77cm - Varies by size

Fabric treatment

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

Hem configuration

Dual lower hem adjusters

Hood configuration

60gsm PrimaLoft® insulated helmet-compatible hood provides additional warmth

Pocket configuration

Two hand pockets with zippers
Single stretch woven zippered chest pocket

Sustainability

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

Zippers & Fly configuration

No Slip Zip™ prevents inadvertent opening

Materials

Synthetic Insulation: Coreloft™ Compact, 60gsm - 100% Polyester
Synthetic Insulation: Coreloft™ Compact, 80gsm - 100% Polyester
Lining: 20d recycled nylon plain weave, 42gsm, w/ Cire - 100% Nylon
Body: Recycled 20d nylon plain weave weft stretch FC0 DWR, 58gsm - 88% Nylon, 12% Elastane
Origin of fabric: TAIWAN
Origin of dyeing: TAIWAN
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

{"id":47127392157950,"title":"Carob \/ Small","option1":"Carob","option2":"Small","option3":null,"sku":"X000008436-002592-S","requires_shipping":true,"taxable":true,"featured_image":{"id":45746115543294,"product_id":8950037840126,"position":1,"created_at":"2025-09-15T16:24:48-03:00","updated_at":"2025-09-15T16:25:00-03:00","alt":null,"width":800,"height":800,"src":"\/\/takeitoutside.ca\/cdn\/shop\/files\/arcteryx-5_4f6185d8-9b58-40af-9c3b-be99cf34c0f6.jpg?v=1757964300","variant_ids":[47127392157950,47127392190718,47127392223486,47127392256254,47127392289022]},"available":true,"name":"Arc'teryx Proton Hoody Men's - Carob \/ Small","public_title":"Carob \/ Small","options":["Carob","Small"],"price":42000,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":"623555707677","featured_media":{"alt":null,"id":37453163987198,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/takeitoutside.ca\/cdn\/shop\/files\/arcteryx-5_4f6185d8-9b58-40af-9c3b-be99cf34c0f6.jpg?v=1757964300"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}

Arc'teryx Proton Hoody Men'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

You may also like

Recently viewed

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 Proton Hoody Men'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