Men's TECTON X 4

The Rundown Podium-chasing propulsion for technical terrain. Crafted to lead the pack at the world’s pinnacle trail races, the Tecton X 4 is freshly finessed with PROFLY™ X series technologies for speed on gnarly terrain. Parallel carbon plates are adjusted to increase pop in the gait cycle and a new Matryx® Micro textile upper enhances breathability during all-out efforts. Built with two layers of PEBA—our lightest, most resilient foam—and finished with an extended knit collar and updated lace structure for better lockdown and support, this beast has course records in its sights. Best For: Trail Running Race Features: PROFLY™ X series midsole made with dual-layer PEBA foam, parallel carbon plates and speed-focused MetaRocker™ Gaiter-like extended knit collar Marathon lacing option Vibram® Megagrip Litebase outsole with Traction Lug Matryx® Micro textile upper View more WHAT'S NEW Added marathon lacing option, more breathable Matryx® Micro textile upper, and adjusted plate structure for more honed, efficient propulsion..