Material: Upper: Knit Upper With Suede And Synthetic Leather Overlays Waterproof Breathable Seam Sealed Bootie Construction, Midsole, Ultralight Midsole Technology: Columbia’S Most Dvanced Lightweight Cushioning Compound Providing High Energy Return For All Day Comfort And Performance, Outsole, Omni-Grip Non-Marking Traction Rubber Trail Difficulty : ★★