A trail running shoe that provides lightweight support and a comfortable ride. Features: Run rough mountain trails without fear thanks to a full-length puncture-resistant rubber outsole Engineered knit upper with welded overlays A power-mesh sock fit and a secondary lace cage forms unparalleled fit and support FluidFoam midsole with a midfoot torsion bar for added support Ride heights: 18mm heel/10mm forefoot Full-length rubber outsole with TrailShield™ technology for complete underfoot protection 6mm outsole lug height Materials: Upper: Engineered Knit Midsole: FluidFoam™ Outsole: Rubber Columbia Men's Trans Alps F.K.T III