Built for confident speed, the Arc'teryx Sylan running shoe is for trail runners looking to move fast and maximize efficiency. The shape of the midsole propels you from foot strike to toe, while an ultra-responsive supercritical foam compound maximizes energy return and reduces fatigue, helping you stay in PR mode all day long. A carbon-fiber plate adds extra stability so you can stride on uneven terrain with confidence, and outsole lugs provide solid trail traction and kick off excess dirt. Engineered thermoplastic polyurethane (TPU) woven upper. Textile lining and insole. 3D-printed toe overlay/engineered knit collar. Rubber outsole.