Apparel Brand Runderwear Continues International Expansion with presence in Leading American Retailer, Running Warehouse

Runderwear, the original performance underwear brand for runners, has expanded its U.S. retail presence through a partnership with Running Warehouse, one of America’s most respected running retailers. The Runderwear team will also be presenting the brand to the North American running industry in person for the first time at The Running Event (TRE) 2025 in Texas this December.

Founded in the UK, Runderwear has become a trusted name in technical underwear, bras, socks, and base layers designed specifically for runners. On a mission to make running chafe-free through its materials and seamless innovations, Runderwear is a go-to for runners and fitness enthusiasts of all levels of experience.

Running Warehouse, one of the largest dedicated running retailers in the U.S. is known for its deep product expertise and long-standing commitment to supporting runners of all levels. With an expansive online store and strong influence in the running community, Running Warehouse provides an ideal platform for introducing Runderwear’s product range to a broader American audience.

“We’re incredibly excited to strengthen our presence here in partnership with Running Warehouse, a name synonymous with the industry in the U.S., as we look to bring our award-winning products to more runners and fitness enthusiasts on an international scale” explained Jamie Smalley, Founder of Runderwear.

As part of its U.S. expansion strategy, the Runderwear team including founder Jamie Smalley will be attending The Running Event (TRE) 2025 from December 2-4. A full product range will be showcased at the event, with the team looking to meet and connect with new retail partners and the wider running industry.

Retailers and partners attending TRE 2025 are invited to visit the Runderwear team at booth #20085 to explore the latest collection and learn more about partnership opportunities.

Check out the Runderwear Foundation Member profile here  .