This promotion is valid from 19 October, 2022 until December 31st, 2023 at 11:59PM BST.

This offer is valid for all Tough Mudder UK 2022 and 2023 5K, 10K and 15K events.

Offer is not valid on any of the following: Merchandise, multi-event bundles, race passes, spectators, training products, Toughest Mudder, or World's Toughest Mudder.

In order to receive the appropriate discount, promo code 'TOUGHPANTS20' must be used at checkout.

This promotion cannot be retroactively applied.

This promotion cannot be combined with any other offer.