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Fat Dog 120 mandatory gear list
Fat Dog 120 mi/100K/40 mi · Cathedral & Manning Parks, BC · August 2027 (date to come)
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Your size:
Your distance
Trail running shoes
Your pickWaterproof jacket with taped seams and a hood
Mandatory
Black DiamondFineline Stretch Rain Shell - Women'sBackcountry$122.85$189.00−35%
PatagoniaStorm Racer Jacket*Trailhead Running Supply$160.00$299.00−46%
NikeMen's Running Division Men's Storm-FIT ADV Running JacketHeartbreak Hill Running Co.$210.00$280.00−25%
The North FaceSummit FUTURELIGHT Superior Graphic Jacket - Men'sBackcountry$360.00SalomonBonatti Waterproof Jacket - Women'sBackcountry$139.96
$199.95−30%BrooksHigh Point Waterproof Jacket 2 - Men'sREI$149.97
$215.00−30%
Outdoor ResearchHelium Rain Jacket - Men'sBackcountry$110.47$169.95−35%
CraftPro Hydro Jacket 3 - Women'sMill City Running$190.00
NorrønaSenja Gore-Tex Jacket - Men'sBackcountry$579.00
Black DiamondHighline Stretch Shell - Men'sBackcountry$314.30$449.00−30%
None in stock in your size today. We check every morning.
Check the spec before you buy.
Two light sources + spare batteries
MandatoryA headlamp and a small flashlight, for example. Spare batteries don't count as the second light.
PetzlACTIK® CORE HeadlampWest Stride$35.00$88.00−60%
NathanNeutron Fire RX Runner's Headlamp 2.0Luke's Locker$65.00
Black DiamondSpot 400-R HeadlampColumbus Running Company$79.95BioLiteDash 450 USB-C Rechargeable Running HeadlampREI$69.95
PetzlSWIFT RL HeadlampWest Stride$75.00$130.00−42%
NathanNeutron Fire RX Runner's HeadlampConfluence Running$37.77$55.00−31%PetzlNAO LT HeadlampREI$99.95
NathanNeutron Fire R Runner's HeadlampConfluence Running$35.88$40.00−10%
Black DiamondAstro 300-R HeadlampColumbus Running Company$44.95Black DiamondDistance 1500 HeadlampREI$249.95
None in stock in your size today. We check every morning.
Check the spec before you buy.
Fluid capacity: 2 litres or more
MandatoryA 3 L bladder is recommended: up to 25 km between water stops.
NathanPinnacle Soft Flask Handheld 14ozXtra Mile Running$45.95
HydrapakSkyFlask Speed · 500mlSports Basement$33.00
NathanQuicksqueeze Insulated HandheldConfluence Running$27.77$40.00−31%
UltrAspireUltraFlask 550 Hybrid BottlePortland Running Company$14.99
SalomonSoft Flask 500MLPace Yourself Run Co.$22.00
CamelbakQuick Grip Chill Handheld 21oz BottleBackcountry$35.95
NathanPinnacle Soft Flask Handheld 18ozTrailhead Running Supply$50.00
NathanPinnacle 14oz Soft FlaskBackcountry$45.95
Nathan18oz Soft Flask with Bite TopTrailhead Running Supply$30.00
NathanSaferRun Handheld Phone CarrierConfluence Running$29.77$45.00−34%
None in stock in your size today. We check every morning.
Food reserve: 400 calories or more
MandatoryOnly for an emergency.
ClifBloksHeartbreak Hill Running Co.$2.50GUEnergy ChewsREI$2.50
GURoctane GelsManhattan Running Company$1.40$2.50−44%
Honey StingerEnergy ChewsPerformance Running Outfitters$2.69
MaurtenGel 100Fitness Sports$3.75
NeversecondC30 Energy GelTortoise & Hare Sports$3.25
Skratch LabsEnergy ChewsBull City Running Co.$2.45
Precision Fuel & HydrationPF 30 ChewMountain Running Company$2.87
GUEnergy Gel · Strawberry BananaAnn Arbor Running Company$1.99
KronoEnergy Bar · Apricot and CranberryThe Feed$2.12$3.04−30%
None in stock in your size today. We check every morning.
Long pants or tights that cover the legs
MandatoryTights + long socks also count. Waterproof pants are optional.
BrooksMomentum Thermal Pant - Men'sXtra Mile Running$84.00$130.00−35%
CraftSubZ Light Pants - Men'sXtra Mile Running$119.95
NikeStride Dri-FIT Knit Running Pants - Men'sPacers Running$57.00$95.00−40%
The North FaceWinter Warm Pro Tight - Men'sSports Basement$88.00$110.00−20%
rabbitLow Light Speed Tights - Women'sFleet Feet$135.00JanjiTTech Pants - Men'sREI$48.83
$108.00−55%
SauconyRunshield Tight - Women'sConfluence Running$74.88$124.99−40%
OnRace Tights Half - Men'sHeartbreak Hill Running Co.$45.00$90.00−50%PatagoniaEndless Run Tights - Men'sREI$125.00
SmartwoolActive Merino Movement Tight - Women'sSmartwool$106.73
None in stock in your size today. We check every morning.
Insulating long-sleeve layer
MandatoryMerino or light fleece recommended. A sun shirt or arm sleeves don't count.
BrooksNotch Thermal Long Sleeve 3.0 - Women'sSports Basement$45.00$90.00−50%
SmartwoolClassic Thermal Merino Base Layer Crew - Men'sSmartwool$59.77$99.62−40%OnClimate Zip Hoodie - Women'sBackcountry$129.95
NikeSwift Dri-FIT UV Long-Sleeve Crew-Neck Running Top - Women'sPacers Running$36.00$60.00−40%
CraftADV Trail Wool Wind LS Tee - Women'sPacers Running$40.00$129.99−69%
IcebreakerMerino 200 ZoneKnit Long-Sleeve Crew Baselayer Top - Women'sBackcountry$75.00$150.00−50%
The North FaceDotknit Thermal 1/4-Zip Pullover Sweatshirt - Women'sBackcountry$49.50$90.00−45%
Under ArmourQualifier Run 1/2 Zip - Men'sSports Basement$32.50$65.00−50%
PatagoniaCapilene® Thermal HoodyPlaymakers$77.00$139.00−45%Mons RoyaleIcon Merino Air-Con Raglan Long-Sleeve Shirt - Women'sREI$53.77
$109.95−51%
None in stock in your size today. We check every morning.
Insulating hat or Buff
Mandatory
BrooksNotch Thermal BeanieSports Basement$15.00$30.00−50%
NathanHyperNight Reflective BeanieConfluence Running$19.88$30.00−34%
SmartwoolMerino BeanieSmartwool$15.44$22.06−30%
OnMerino BeanieHeartbreak Hill Running Co.$40.00$50.00−20%IcebreakerMerino 200 Oasis BeanieBackcountry$21.00
$30.00−30%
Outdoor ResearchGrayland Fleece BeanieBackcountry$22.77$37.95−40%
BuffDryFlx BeanieThe Running Well Store$21.95
2XURun Beanie2XU$20.00
PatagoniaBetter Sweater Fleece BeaniePlaymakers$49.00
SalomonRun Tech BeanieBackcountry$29.95
None in stock in your size today. We check every morning.
Gloves
Mandatory
SmartwoolActive Fleece Wind GlovePlaymakers$30.00$50.00−40%
BrooksMomentum Thermal Hybrid GloveAnn Arbor Running Company$59.99
CraftLumen Fleece Glove 2The Running Well Store$44.95
NathanHyperNight Reflective Convertible Mitt 2Nathan$17.99$44.00−59%
The North FaceEtip Trail GloveFleet Feet$55.00Black DiamondDeploy Wind Hood GlovesMountain Running Company$49.95
SalomonMerino GlovesBackcountry$39.95
Outdoor ResearchTrail Mix GloveBackcountry$24.46$34.95−30%
2XURun Gloves2XU$27.00
NikeTherma-Fit Gore-Tex Run Glove · Black/SilverRunners Plus$54.95
None in stock in your size today. We check every morning.
Collapsible cup
MandatoryA cupless race: for drinks and food at every aid station.
None in stock in your size today. We check every morning.
Two survival blankets or one bivy
MandatoryNone in stock in your size today. We check every morning.
Whistle on the outside of your pack
MandatoryMany race vests have one on the chest strap: check yours.
Spoon or spork
MandatoryFor the backcountry aid stations.
GPS with the course loaded
MandatoryA phone or GPS watch works, charged for the whole race.
Race tracker on your pack
MandatoryGiven by the race, 120 miles only.
Filter flask or water treatment tablets
RecommendedIf you drink from streams.
SalomonSoft Flask XA FilterMountain Running Company$60.00
SalomonSoft Flask XA Filter 490mlTrailhead Running Supply$60.00
SalomonSoft Flask XA Filter 490ml Water BottleBackcountry$59.95
SalomonSOFT FLASK XA FILTER 490ml/16oz 42Playmakers$65.00
SalomonSoft Flask XA Filter 490ml/16ozBull City Running Co.$60.00
None in stock in your size today. We check every morning.
Extra pair of socks
Recommended
FeeturesElite Light Cushion Mini CrewRed Coyote Running and Fitness$10.00$21.00−52%
InjinjiRun Lightweight No-showPlaymakers$12.00$15.00−20%SmartwoolRun Zero Cushion Low Ankle SocksREI$12.73
$18.00−29%
BalegaHidden Comfort Mini-CrewThe Running Well Store$18.95
StanceSHELTER WOMENS CREWStance$21.70$80.00−73%Darn ToughRun No-Show Tab Ultra-Lightweight Running Socks - Men'sREI$13.47
$18.00−25%
SwiftwickVision Impression National Parks Crew - CloseoutSwiftwick$8.00$22.00−64%
BrooksRun-In Crew 3-PackManhattan Running Company$10.00$25.00−60%
FeeturesElite Ultra Light InvisiblePerformance Running Outfitters$11.40$19.00−40%
FeeturesElite Ultra Light QuarterSports Basement$12.00$19.00−37%
None in stock in your size today. We check every morning.
Sunscreen and lip balm
RecommendedCompression bandage
RecommendedSmall first aid and foot care kit
Recommended
From the race's official list (as published when we read it, October 21, 2026 (2026 Racer Guide)). Rules can change: check the official list before race day. The Gear Fox isn't affiliated with the race.
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Quick answers
What is the mandatory gear for the Fat Dog 120 mi?
Waterproof jacket with taped seams and a hood, Two light sources + spare batteries, Fluid capacity: 2 litres or more, Food reserve: 400 calories or more, Long pants or tights that cover the legs, Insulating long-sleeve layer, Insulating hat or Buff, Gloves, Collapsible cup, Two survival blankets or one bivy, Whistle on the outside of your pack, Spoon or spork, GPS with the course loaded, Race tracker on your pack.
What is the mandatory gear for the Fat Dog 100K?
Waterproof jacket with taped seams and a hood, Two light sources + spare batteries, Fluid capacity: 2 litres or more, Food reserve: 400 calories or more, Long pants or tights that cover the legs, Insulating long-sleeve layer, Insulating hat or Buff, Gloves, Collapsible cup, Two survival blankets or one bivy, Whistle on the outside of your pack, Spoon or spork, GPS with the course loaded.
What is the mandatory gear for the Fat Dog 40 mi?
Waterproof jacket with taped seams and a hood, Two light sources + spare batteries, Fluid capacity: 2 litres or more, Food reserve: 400 calories or more, Long pants or tights that cover the legs, Insulating long-sleeve layer, Insulating hat or Buff, Gloves, Collapsible cup, Two survival blankets or one bivy, Whistle on the outside of your pack, Spoon or spork, GPS with the course loaded.
Do the Fat Dog 120 aid stations have cups?
No. The aid stations have no cups: bring your own reusable cup.
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