Munro Tech outsole delivers flexible shock absorption and slip resistance. * Breathable knit soft lining wicks away moisture to help keep feet dry and comfortable. * Contoured polyurethane footbed adds cushioning and accommodates personal orthotics. * Stretch polyamide / spandex upper, knit soft polyester / nylon upper lining and sockliner... * Polyurethane insole, steel shank, Munro Tech polyurethane outsole.