Wolverine Worldwide sponsors Tough Mudder BROOKLYN, N.Y., Nov. 5, 2015 /PRNewswire/ -- Today, premier obstacle event company Tough Mudder Inc. and outdoor pioneer Merrell®, a division of Wolverine Worldwide, announce a multi-year partnership, introducing Merrell as the presenting partner for global Tough Mudder events. The partnership includes the presenting sponsorship of 60+ global events in 2016, connecting the more than two million Tough Mudder participants with Merrell's industry-leading and innovative outdoor footwear and apparel that inspires people to seek outdoor challenges and enjoy the outside every day. At the same time, Tough Mudder is also launching a brand new event series, Tough Mudder Half. In the spirit of Merrell's commitment to bringing outdoor experiences to wide and new audiences, Merrell will also be the presenting partner for Tough Mudder Half. This world-wide event series will bring the mud and obstacles Tough Mudder is known for to a shorter-distance format.