Get tough this summer with the Merrell All Out Crush Tough Mudder Trainers. For optimal endurance start to finish the design features multi-directional lugs for mud-shedding and 360 degree traction. The trainers offer drainage and protection from debris so you can go further. UniFly Midsole offers plush cushioning and stability throughout your adventure. The synthetic mesh upper is waterproof and will easily clean-up in time for your next adventure. Trail Protect Pad technology offers complete under foot protection from sticks, rocks and other debris on the trail. Finished with reflective detailing for enhanced visibility in low light these are the ultimate trail essentials to tackle tricky terrain.