Reebok's new partnership with Ragnar Relay was officially launched on May 12 at Reebok's global headquarters in Canton, Massachusetts, ahead of Reebok Ragnar Relay Cape Cod, in the presence of the race participants, who had been invited to celebrate the new collaboration. The new multi-year partnership with Ragnar Relay, the largest overnight running relay series in the U.S., which makes Reebok the new title sponsor of the race, had been announced in March. Ragnar Relay is expected to expand globally in 2017.