K3 ULTRA GBR GEOPS 100K
from 26.02.26 to 01.04.26 including
from 02.04.26 to 31.07.26 including
from 01.08.26 to 01.09.26 including
K3 ULTRA GBR 63K
from 26.02.26 to 01.04.26 including
from 02.04.26 to 31.07.26 including
from 01.08.26 to 01.09.26 including
K3 ULTRA GBR 43K
from 26.02.26 to 01.04.26 including
from 02.04.26 to 31.07.26 including
from 01.08.26 to 01.09.26 including
K3 ULTRA GBR 23K
from 26.02.26 to 01.04.26 including
from 02.04.26 to 31.07.26 including
from 01.08.26 to 01.09.26 including
K3 ULTRA GBR 13K
from 26.02.26 to 01.04.26 including
from 02.04.26 to 31.07.26 including
from 01.08.26 to 01.09.26 including
Participate in K3 ULTRA
Experience the emotion – Get to know the mountain – Surpass yourself
Medical Check-ups Before Participation in
K3 ULTRA 2026
To ensure the safety and well-being of all participants, the pre-race medical check-up remains a mandatory requirement for K3 ULTRA in 2026.
There is no need to bring a pre-issued medical certificate. The check-up is conducted on-site by licensed medical professionals at no additional cost.
If the examination reveals a health condition that poses a contraindication for participation (e.g. acute illness, cardiovascular or respiratory issues), the participation fee will be refunded in full (100%).
T-SHIRT K3 ULTRA
The K3 ULTRA GBR T-shirt is made of high quality breathable fabric to be a loyal and faithful ally of the runners in the mountain. The design of the T-shirt successfully conveys and complements the overall experience of K3 ULTRA.
*The T-shirt of the event IS included in the starter pack.
What is included in the K3 ULTRA entry fee
What you get
Starter pack
The starter pack for each contestant includes a t-shirt, starter number, gifts from the sponsors and partners of the competition as well as a special surprise prepared by the organisers.
Perfect event organisation
K3 ULTRA participants will have carefully placed markings, cleared and safe trails with minimal asphalt sections, electronic reporting of the results, information on hotel accommodation, tent and camper site. Professional photo footage.
ITRA Certification and UTMB Index
Ability to qualify for the UTMB® Index and for ITRA Certification.
Medical assistance
The safety of the participants in the ultramarathon is ensured by mountain insurance included in the entry fee and the availability of medical assistance during the entire event.
Food and drinks
The aid stations at the ultramarathon will be stocked with water, hot and refreshments. Special food is also provided – fruits, vegetables, Rhodope specialities, as well as supplements.
Unforgettable moments
Amazing views, emotional experience, fabulous Rhodopes and new friendships. All participants who cross the finishing line of K3 ULTRA will receive a medal - part of BG Ultra Slam, uniting the leading ultramarathons in Bulgaria.
How can I pay to participate in K3 ULTRA?
The entry fee must be paid by bank transfer or in the Easypay/ePay.bg system
The Easypay system accepts payments in several ways:
Bank details
DSK Bank
STSABGSF
BG71STSA93000025826614
K3 Ultra Sports and Tourism Club Association
Your names and registration code