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Desert RATS Trail Running Festival by UTMB mandatory gear list

Desert RATS 100K/50K/21K · Fruita, Colorado · April 8–11, 2027

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From the race's official list (as published when we read it, October 21, 2026 (2026–2027 list)). 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 Desert RATS 100K?

Running pack, Cell phone, Collapsible cup (150 ml / 5 oz or more), Water: 1 litre (½ litre on the 21K), Headlamp + spare batteries, Food reserve, Jacket with a hood for bad weather, Hat: beanie, cap, bandana or Buff, Survival blanket, Whistle.

What is the mandatory gear for the Desert RATS 50K?

Cell phone, Collapsible cup (150 ml / 5 oz or more), Water: 1 litre (½ litre on the 21K), Food reserve, Survival blanket, Whistle.

What is the mandatory gear for the Desert RATS 21K?

Cell phone, Collapsible cup (150 ml / 5 oz or more), Water: 1 litre (½ litre on the 21K), Survival blanket, Whistle.

Do the Desert RATS Trail Running Festival by UTMB aid stations have cups?

No. The aid stations have no cups: bring your own reusable cup.

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