DUFFLER has partnered up with the awesome exercise company Challengize for their 2018 summer race, Stockholm Multi-Island Run (SMIR). SMIR is a one-day race through the entire Stockholm archipelago's eight largest islands, from north Arholma to south Utö. 

We're dedicated to encouraging individuals and businesses to incorporate adventure into their everyday lives. We're thrilled to work together with Challengize to promote a more adventurous future. 

We encourage you to learn more at www.challengize.com

To discover more about SMIR, check out our interview with founder Nicholas Roman

Are you a runner of SMIR 2018 and have a discount code? Simply apply it at time of checkout!


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