Meet X-Bionic athletesTim Basler

Tim Basler is an endurance enthusiast whose passion for pushing physical and mental boundaries led him to accomplish one of Switzerland's most demanding ultra-endurance challenges. In 2023, he set a new fastest known time (FKT - Fastest Known Time) on the Via Glaralpina Trek—a 236 km route encircling the Glarus region, with over 18,500 meters of elevation gain and loss. Defying expectations, Tim completed the entire trek in just 78 hours with less than two hours of sleep, all while navigating rugged terrain and unpredictable alpine conditions. His determination, grit, and love for the mountains embody the spirit of modern adventure and continue to inspire a new generation of explorers.