MANDATORY GEARS
*The list is subject to change.

Mandatory Gears


Info
100K
50K
20K
Water
proof
jacket
(including 
hood)
Seam-sealing 
treatment 
required. 
Disposable/
plastic 
raincoat not 
allowed.
DSQ
DSQ
DSQ
Smart
phone
Must be 
turned on 
during  the 
race.
DSQ
DSQ
DSQ
Whistle
For alerting 
location in 
case of 
distress.
DSQ
DSQ
DSQ
Survival 
blanket
Use to 
maintain body temperature 
in emergency situations 
such as 
hypothermia, 
injury, 
distress, etc. 
(Recommended minimum size 
of 130cm * 
200cm or 
more).

DSQ
DSQ
DSQ
First-aid
kit
Compression bandage (6cm x 1m or more), disinfectant 
bandages, 
disinfectant or disinfectant 
tissues.
DSQ
DSQ
DSQ
Water
bottle 1L 
or more
Flasks (water 
bottles) or 
reservoir
(water bag) 
containers of 
500ml, two or more, are 
allowed. 
Disposable 
bottled water 
bottles are not allowed.
DSQ
DSQ
DSQ
Running 
vest 
or belt
For the 
purpose of 
storing 
mandatory 
equipment 
and other 
portable 
items.
DSQ
DSQ

Portable 
charger
Portable 
charger for 
phone 
charging, 
5,000mAh or 
more.
DSQ
DSQ

Headlamp
Minimum 
brightness of 400 lumens or more 
recommended 
(must be 
usable for 
over 10 hrs). 
Cannot be 
replaced by a 
flashlight or 
phone light.
DSQ
DSQ

Headlamp spare 
battery
AAA batteries 
or, in the case of 
rechargeable 
types, 
including a 
general 
portable 
charger and 
cable.
DSQ


Spare 
lamp or
flashlight
Minimum brightness of 
200 lumens or more 
recommended 
(must be 
usable for 
over 10 hrs). 
Flashlight is allowed, cannot be replaced by 
phone light.
DSQ


Trail
running
shoes
Trail running 
shoes with 
an outsole 
featuring 
gripping 
function 
suitable for 
mountainous 
terrain.
1hr
1hr
1hr
Personal
cup
Disposable 
paper cups are not allowed 
and must be  
brought 
separately 
from water 
bottles.  
No cups 
provided at 
water  
stations.
1hr
1hr
1hr
Supplements
or snacks
Recommended 200kcal or 
more for 
energy 

replenishment.
30
min
30
min
30
min
Safety light 
(flashing 
light)
Flashing light 
for 
identification at night.
1hr




Recommended Gears
Eating 
utensils, 
bowl, etc.
Applicable only to 100k / 50k 
courses. Disposables are not 
provided when eating at a CP 
(Checkpoint).
Poles (Sticks)




Hat, Buff, 
Sunglasses, 
etc.




Gloves



Smartwatch



Insulating 
Pants 
(Long Pants)




Windproof 
Jacket 
(including 
hood)
In case of 
severe 
weather, can be 
designated 
as 
mandatory 
after 
separate 
notice 
/ Cannot be a substitute for a waterproof jacket.
(When designated as mandatory)
DSQ
(When designated as mandatory)
DSQ

MANDATORY GEARS
*The list is subject to change.

Mandatory Items



Info
100K
50K
20K
Waterproof jacket (including hood)Seam-sealing treatment required. Disposable/plastic raincoats not allowed.
DSQ
DSQ
DSQ
SmartphoneMust be turned on during the race.
DSQ
DSQ
DSQ
WhistleFor alerting location in case of distress.
DSQ
DSQ
DSQ
Survival blanketUse to maintain body temperature in emergency situations such as hypothermia, injury, distress, etc (Recommended minimum size of 130cm * 200cm or more).
DSQ
DSQ
DSQ
First-aid kitCompression bandage (6cm x 1m or more), disinfectant bandages, disinfectant or disinfectant tissues.
DSQ
DSQ
DSQ
Water bottle 
1L or more
Flasks (water bottles) or reservoir (water bag) containers of 500ml, two or more, are allowed. Disposable bottled water bottles are not allowed.
DSQ
DSQ
DSQ
Running vest or beltFor the purpose of storing mandatory equipment and other portable items.
DSQ
DSQ

Portable chargerPortable charger for phone charging, 5,000mAh or more.
DSQ
DSQ

HeadlampMinimum brightness of 400 lumens or more recommended (must be usable for over 10 hours). Cannot be replaced by a flashlight or phone light.
DSQ
DSQ

Headlamp spare batteryAAA batteries or, in the case of rechargeable types, including a general portable charger and cable.
DSQ


Spare lamp or flashlightMinimum brightness of 200 lumens or more recommended (must be usable for over 10 hours). Flashlight is allowed, cannot be replaced by phone light.
DSQ


Trail running shoesTrail running shoes with an outsole featuring gripping function suitable for mountainous terrain.
1hr
1hr
1hr
Personal cupDisposable paper cups are not allowed and must be brought separately from water bottles. No cups provided at water stations.
1hr
1hr
1hr
Supplements or snacksRecommended 200kcal or more for energy replenishment.
30min
30min
30min
Safety light 
(flashing light)
Flashing light for identification at night.
1hr


Recommended Items

Eating utensils, bowl, etc...
Applicable only to 100k / 50k courses. Disposables are not provided when eating at a CP (Checkpoint).



Poles (Sticks)



Hat, Buff, Sunglasses, etc...



Gloves



Smartwatch



Insulating Pants (Long Pants)



Windproof Jacket (including hood)In case of severe weather, can be designated as mandatory after separate notice / Cannot be a substitute for a waterproof jacket.
(When designated as mandatory) 
DSQ
(When designated as mandatory) 
DSQ

SEOUL 100K 
Penalty Regulations

NOItem
Penalty
1Missing mandatory equipment
Application of penalty according to the "Mandatory Equipment Penalty" table above.
2Littering
Disqualification
3Receiving help from supporters in non-designated areas
15-minute time addition
4Race bib (number) not visible
10-minute time addition
5Dangerous behavior (e.g., threatening others with sticks)
10-minute time addition
6Course deviation (e.g., using shortcuts)
Time penalty (at the discretion of the organizer)
7Not wearing timing chip
Time penalty (at the discretion of the organizer)
8Refusal of mandatory equipment inspection
Disqualification
9Non-compliance with instructions from the Race Director and staff
Disqualification
10Departing from a supply station after the Cut-off time
Disqualification
11Ill-mannered behavior (towards other participants, staff, visitors, etc. A penalty is also imposed on the participant if their family or friends engage in ill-mannered behavior.)
Disqualification

 • All participants must take personal care against injuries and safety accidents during the race. (The organizer will not be held responsible for accidents occurring due to one's own health issues.)


• All participants must install the 119 reporting app.


• Race progress is not possible after the Cut-off time for each CP (Checkpoint).


• All participants must participate in the competition while practicing personal hygiene management.


• All participants must not damage nature or throw away trash during the race.


• In mountainous areas, rapid environmental changes can occur due to worsening weather (low temperatures, strong winds,rain, snow). Participants must possess the ability and preparation to cope with safety themselves, and [the organizer] will not be responsible for accidents caused by changes in the environment.


• The rights to publish photographs, videos, and records of athletes related to the competition belong to the organizer, and [participants] shall not raise any objections to their publication on TV, in newspapers, magazines, on the internet, etc.


• When participating in the competition, I promise to follow all the rules established by the organizer.