Windsor, UK – The Royal Windsor Triathlon is proud to announce a landmark partnership with Descente. The renowned Japanese-founded performance sportswear brand and long standing partner of British Triathlon will be the Official Triathlon Sportswear Partner for the 2025 edition of the race, taking place on 15 June 2025. 

“Partnering with a global performance brand like Descente is a major milestone for the Royal Windsor Triathlon,” said Matt Wood, Co-Founder of RunThrough, operators of Royal Windsor Triathlon. “We’re thrilled to be the UK platform for Descente’s AWAKEN programme and proud to showcase our event on a truly international stage. This partnership brings together a world-class brand with strong presence and the unique heritage of Windsor.”

Even in harsh environments, Descente is known for focusing on functionality and thoroughly refining every detail in order to achieve this goal, and Descente’s AWAKEN Programme will be the global event in East Asia 

This marks a bold new chapter for the event as it becomes a key global showcase with Descente’s ongoing growth and appeal to visitors from overseas. The 2025 event will welcome four athletes invited by Descente China to experience the Royal Windsor Triathlon for the first time. 

“We are delighted to launch our partnership with the Royal Windsor Triathlon as part of our global series of AWAKEN events.” said Kentaro Takeda, Chief Communication Officer Descente Ltd. . “Descente has a long association with triathlon and has been the official apparel partner of British Triathlon over many years. We look forward to being with athletes and fans in Windsor in June to celebrate this great sport and event together.” 

The Royal Windsor Triathlon, now in its 34th year, is set against one of the UK’s most iconic backdrops—Windsor Castle, the River Thames, and the Long Walk—and is regarded as one of the most celebrated multisport challenges in the country. With an open-road cycle course and a historic setting, it remains a bucket-list event for athletes across the globe. 

While Descente remains a rising name in the UK sportswear scene, its presence across Asia has long been associated with technical excellence and sleek performance design. By aligning with one of the UK’s most distinguished triathlons, the brand aims to introduce its cutting-edge triathlon apparel to a new wave of European athletes. 

With this exciting collaboration, the Royal Windsor Triathlon continues to evolve its legacy—not just as a race—but as a world-class celebration of sport, performance, and global community. With this just a month away, Entries are still open, and athletes of all

levels are invited to be part of this iconic experience. Visit Royal Windsor Triathlon to secure your place on the start line. 

 

For media entries or more information please contact Jamie Dellimore using the email address below. 

Press Contact: 

Jamie Dellimore, RunThrough Head of Content Marketing: [email protected]

About Royal Windsor Triathlon & RunThrough: RunThrough is the proud operator of the Royal Windsor Triathlon, bringing its expertise in mass-participation event delivery to one of the UK’s most iconic multisport races. As the UK’s largest and Europe’s fastest-growing running events company, RunThrough delivers over 300 events annually, welcoming more than 350,000 participants each year. 

RunThrough sits under the GW Active parent brand that also encompasses the RT Kit, RunThrough Trails, Swim Bike RunThrough as well as flagship events including Hampton Court Palace Half Marathon, Surrey Half Marathon, Alton Towers Resort 10km and Half Marathon alongside the full calendar of events. RunThrough’s mission is to inspire a more active nation through running and the provision of quality, inclusive event experiences for runners of all ages and abilities and to be a leading voice within the endurance and mass participation industries. The organisation was founded in 2012 by Matt Wood and Ben Green, two former international runners from the north-west of England with a dream to share their passion for running to inspire the nation. 

 

Follow Royal Windsor Triathlon on Social Media: 

Instagram: @RoyalWindsorTri 

Facebook: @RoyalWindsorTri 

About Descente 

“Everything for the athlete” 

Looking to the future, Descente will continue to dedicate its ideas and its technology to the liberation of the bodies and spirits of all who wear its garments and help them to unleash unknown potential. This is the brand’s philosophy, offering a wide range of values as a premium sports brand.