TOUGH-TERRAIN RUNNER: Designed with the TNF athlete team, the Men's Altamesa 500 is a highly cushioned, stable trail runner built for everything from gravel paths to rugged mountain terrain — awarded 2025 Gear of the Year by Runner's World. SOFT & RESPONSIVE: These hiking shoes feature ultralight DREAM nitrogen-EVA midsole foam to deliver plush, high-rebound cushioning with a 6 mm offset and 30 mm of support at the heel, giving you a smooth, energized ride that's ready to go the distance. LOCKED-IN COMFORT: A padded tongue with internal wings adds secure midfoot support, while a plush collar & heel cup and a ghillie lacing system deliver heel lockdown and all-around comfort. A wider toe box provides extra room for your big and pinky toes. LIGHTWEIGHT FEEL: With a seamless, lofted engineered-mesh upper made with 62% recycled material, plus gear-inspired pull-tab webbing at the heel for ease of entry, the Altamesa 500 offers a breathable, airy fit for high-performance comfort. TRAIL-READY STABILITY: Made to go the distance, these shoes boast a dynamic forefoot stability zone, reinforced heel counter, protective toe cap, and a grippy SURFACE CTRL rubber outsole with 4 mm lugs for confident footing and support, mile after mile.