Nike ACG and Run Flagstaff open Cinderline community hub in Flagstaff

By

September 10, 2026

10:16am Mountain Time

Nike ACG (All Conditions Gear) and Run Flagstaff opened Cinderline in Flagstaff, Arizona, on Sept. 10, 2026. The hub will offer weekly runs and hikes, athlete storytelling and community programming for runners in Northern Arizona.

Launch weekend programming includes "Capture the Flag," a discovery-driven community trail-running event, and a Trail Talks conversation with Nat White, the figure behind the Flagstaff Urban Trails System.

More from Borderlands.cc →

Essay: Molly Seidel, Western States, and the Good Kind of Starting Over,
Podcast: The Race that Built Trail Running is Being Forgotten,
Film: The Zion 100 Miler Broke Me,
Almanac: Kiprun Kipsummit Race Review

Continue Reading:

Written by Josh Rosenthal

Josh Rosenthal is the founder of Borderlands, an editorial media company built around trail running, ultrarunning, and the culture surrounding the sport. Through essays, films, interviews, and the Borderlands Trail + Ultra Running Podcast, he is building Borderlands into a media institution for deeper stories, sharper counterpoints, and a fuller celebration of trail running. His work brings taste, curiosity, and cultural analysis to a sport often covered through race results, gear, and athlete-led narratives.