25–27 September 2026 — London Solo · Elite · Doubles · Relay · NextGen · Sidekicks Early pricing ends soon 25–27 September 2026 — London Solo · Elite · Doubles · Relay · NextGen · Sidekicks Early pricing ends soon 25–27 September 2026 — London Solo · Elite · Doubles · Relay · NextGen · Sidekicks Early pricing ends soon 25–27 September 2026 — London Solo · Elite · Doubles · Relay · NextGen · Sidekicks Early pricing ends soon

The Course

Our Race Format

FLATOUT follows a simple but challenging format: 8 workout zones, a 500m run after each one (including after the 8th), and one timed clock. 4KM of running in total.

The Structure

8 Zones. 8 Runs. One Clock.

Complete each workout zone, then run 500m. Repeat through all 8 zones, including a final 500m after the last one.

1 SkiErg 500m Run
2 Goblet Squat 500m Run
3 BikeErg 500m Run
4 Chest to Floor (CTF) 500m Run
5 RowErg 500m Run
6 Farmer Carry 500m Run
7 Weighted Lunge 500m Run
8 Ground to Overhead (GTO) 500m Run

500m run after every zone, including the 8th

Know Before You Go

Weight Standards by Division

100M Weighted Lunge

DivisionMaleFemaleMixed
Elite20kg15kg
Solo15kg10kg
Doubles20kg10kg15kg
Relay20kg10kg15kg

100 Reps: Ground to Overhead

DivisionMaleFemaleMixed
Elite20kg15kg
Solo15kg10kg
Doubles15kg10kg15kg
Relay15kg10kg15kg

50 Kettlebell Goblet Squats

DivisionMaleFemaleMixed
Elite20kg16kg
Solo16kg12kg
Doubles16kg12kg16kg
Relay16kg12kg16kg

180M Farmer Carry

DivisionMaleFemaleMixed
Elite2x 24kg2x 20kg
Solo2x 20kg2x 16kg
Doubles2x 24kg2x 16kg2x 20kg
Relay2x 24kg2x 16kg2x 20kg

Full per-zone breakdowns live on each format's own page.

Things to Look for Before Choosing Your Race Format

Before choosing your race format, think about your fitness level, race experience, and whether you want to compete solo, with a partner, or as part of a team.

Pick the format that challenges you in the right way, whether you're chasing a personal best, sharing the experience, or just looking to take on FLATOUT at your own pace.

25–27 September 2026 · London

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