THE 100 MILE ULTRAMARATHON FOR PEOPLE WHO DON'T DO 100 MILE ULTRAMARATHONS

We’ve built the Rat Race 100 Series to be the most accessible, inclusive and supportive 100 mile ultra in the UK. With no qualifying times needed, no barriers to entry, a walker friendly 2.5mph completion pace, fully waymarked routes, fully supported in event logistics and fully stocked pit stops.

Browse our full range of Rat Race 100 Castle to Castle Merchandise Below...

ESSENTIAL KIT AND NUTRITION

Every Rat Race adventure calls for the right gear. From sudden weather changes to tough, technical terrain, the right kit keeps you safe, warm, and ready to go the distance. Pack it, check it, and carry it—your preparation is what turns a challenge into an adventure.

Kit List Essentials

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NUTRITION

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TRAVEL BAGS

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