Merrell Mens Wilderness Canyon - Best selling Norwegian welted boot on the market. A versatile, lightweight favorite that's recommended by the instructors at Outward Bound and NOLS. Available in 3 widths. 3mm Waterproof Full Grain Leather, Leather Bellows Tongue, Tesival 3-Bar Knit Lining. Italian Hardware, Dual Density Footbed, Microporous Rubber/Rubber Midsole. 5mm Leather/TPR Insole, Norwegian Welt Construction, Crampon Compatible-Step-In, Vibram Roccia Block Sole/Trek Rubber.