Runderwear, the UK-based performance underwear brand for runners, has expanded its US retail presence through a partnership with Running Warehouse, the US-based running retailer.
Founded in the UK, Runderwear makes technical underwear, bras, socks, and base layers that are designed to be chafe-free for runners.
Running Warehouse, a dedicated running retailer in the US, will provide an online platform for Runderwear’s product range.
Jamie Smalley, Founder of Runderwear, said “We’re incredibly excited to strengthen our presence in partnership with Running Warehouse, a name synonymous with the industry in the US, as we look to bring our award-winning products to more runners and fitness enthusiasts on an international scale.”
The Runderwear team, including Jamie Smalley, will also be presenting the brand to the North American running industry at The Running Event (TRE) 2025 in Texas on December 2–4. The team will be showcasing its full product range at booth #20085.









