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Running Underwear

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Make sure you're fully supported and comfortable on your runs with the right boxers or briefs. Shop our range of men's running underwear for simple cotton styles as well as seamless, elastane-packed underwear that won't chafe. The colour options are endless.
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Shop Mens Underwears - Online or In Store

In Decathlon we are dedicated to create high quality products which will make your run comfortable. Kalenji is our own running brand that is designing exclusive products that are tailored to our customers needs. Founded in 2004, the Kalenji brand is focused on innovation and improving the running experience for both beginner and advanced runners while maintaining low prices.

Welcome to Decathlon's mens running underwears page. Our aim at Decathlon is to make sport accessible to all. We have a large offering of sport equipment and sport gear that is unique to each sport activity. We have a variety of sports mens running underwears to suit your needs and to make you feel inspired to do more sport in your daily routine. Our extensive mens running underwears collection will make sure you find exactly what you are looking for and enjoy your sport activity to the fullest.

View our range Running Clothes & Running Shoes