FitFlop Mens FFisher Leather Fisherman Sandal Shoes Leather Adjustable, touch-and-go back-strap fastening and instep strap with elastic for a perfect fit Ultra-cushioned EVA Microwobbleboard midsole for instant and all-day comfort Patent-pending, triple-density design Shown to reduce underfoot pressure and absorb shock Developed by leading British biomechanists Dr Dave Cook and Dr Darren James at London South Bank University