The Merrell Down & Dirty National Mud Run Series features 5K and 10K off-road courses filled with:
* Military-style Obstacles
* Commanding cargo climbs
* Wild water crossings
* Mud, mud, and More Mud!
* Post-race BBQ and an awesome Tech Tee
Race alongside local Military personnel, Public Safety Officers and Police Academy trainees, all while supporting our troops through Operation Gratitude.
