It's Okay To Play Dirty.

Merrell and Tough Mudder have teamed up to bring you the biggest, baddest obstacle challenge yet. Gear up, grab your team, and get muddy.

Behind The Shoe

Built with the specific needs of Mudders in mind, the All Out Crush is a versatile trail runner with drainage ports and 360-degree mud-shedding traction, and is easily washable for your next adventure.

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UNIFLY(TM) midsole
for cushioning and stability

Drainage and
protection from debris

Multi-directional lugs
for mud-shredding.
360-degree
traction

Get The Dirt.

Everything you need to know about Tough Mudder.

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