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Proton SL Hoody Women’s

$98.00

VAT included

Estimated delivery date: 17/01/2026 - 21/01/2026
Product details

the lightest, most breathable option in our insulation collection, the proton sl hoody takes the guesswork out of warming up on cold climbs and other high-output activities in cool conditions. the knit insulation holds its loft and shape—no matter how often you stuff it into the bottom of your pack. more importantly, it allows your body to breathe, so you’re not left a sweaty mess after you have to step on the gas to get through the crux.

what’s been updated: updated with recycled fortius™ fabric for improved durability, and chest pocket and design lines that align with the proton collection.

need a heavier option? try the proton hoody.

Technical Features

  • Moisture-resistant outer face fabric
  • Breathable
  • Lightweight
  • Durable
  • Sustainability

  • Contains materials that meet the bluesign® criteria,pfas (per- and polyfluoroalkyl substances) compliant
  • Construction

  • Fortius™ air 20 face fabric effectively balances air permeability and weather resistance with lightweight durability and stretch,octa® loft breathable insulation provides thermal protection
  • Fabric Treatment

  • Fc0 dwr (durable water repellent) finish repels moisture and is pfas-free
  • Hood Configuration

  • Helmet compatible,adjustable insulated hood
  • Pocket Configuration

  • Two zippered hand warmer pockets,single stretch woven zippered chest pocket
  • Materials

  • Lightweight
  • Synthetic insulation
  • Coreloft
  • Care

  • Do not bleach
  • Wash dark colours separately
  • Double rinse
  • Do not dry clean
  • Do not iron
  • Machine wash gentle low
  • Do not use fabric softener
  • Tumble dry gentle low
  • Sizing chart & Fit guide

    Size

    Sleeve

    Chest

    Waist

    Hip

    Your body measurements in centimetres:

    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

    NOTE: Arc'teryx sizes are intended to fit the above body measurements. If your measurements are between sizes, select a larger size for a looser fit or a smaller size for a tighter fit.

     

    Size

    Sleeve

    Chest

    Waist

    Hip

    Your body measurements in centimetres

    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

    NOTE: Men's fit has been updated with a revised fit. Medium size remains unchanged. Smaller sizes are now tighter and larger sizes are now looser. Arc'teryx sizes are intended to fit the above body measurements. If your measurements are between sizes, select a larger size for a looser fit or a smaller size for a tighter fit.

    cm

    US M's

    US W's

    UK

    EU

    Mondo

    Your foot measurements:

    22

    4

    5

    3.5

    36

    22

    22.5

    4.5

    5.5

    4

    36 ⅔

    22.5

    23

    5

    6

    4.5

    37¹/₃

    23

    23.5

    5.5

    6.5

    5

    38

    23.5

    24

    6

    7

    5.5

    38⅔

    24

    24.5

    6.5

    7.5

    6

    39¹/₃

    24.5

    25

    7

    8

    6.5

    40

    25

    25.5

    7.5

    8.5

    7

    40⅔

    25.5

    26

    8

    9

    7.5

    41¹/₃

    26

    26.5

    8.5

    9.5

    8

    42

    26.5

    27

    9

    10

    8.5

    42⅔

    27

    27.5

    9.5

    10.5

    9

    43¹/₃

    27.5

    28

    10

    11

    9.5

    44

    28

    28.5

    10.5

    11.5

    10

    44⅔

    28.5

    29

    11

    12

    10.5

    45¹/₃

    29

    29.5

    11.5

    12.5

    11

    46

    29.5

    30

    12

    13

    11.5

    46⅔

    30

    30.5

    12.5

    13.5

    12

    47¹/₃

    30.5

    31

    13

    14

    12.5

    48

    31

    31.5

    13.5

    14.5

    13

    48⅔

    31.5

    32

    14

    15

    13.5

    49¹/₃

    32

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    We offer complimentary express shipping. Free returns and exchanges within 30 days from the date of delivery.

    Additional Information
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