The Merrell Passage GTX XCR Mid is a hiker with a waterproof nubuck and nylon upper and Gore-Tex gasket construction. Full lace up front and padded tongue and collar. Gore-Tex XCR waterproof lining and cushioned removable insole. Air Cushion midsole. In-Board compression EVA footframe and TPU instep stability. Durable Vibram Day Hiker Plus and Versa Rubber traction patterned outsole with TPU shank.