Product details:Casual, robust, and meticulously crafted, the Reykjavik from Birkenstock walks the line between sporty and laidback. The soft black nubuck uppers are encased in a sturdy PU sole unit that reaches up the heel and round to the toe cap. Supporting you underfoot is the removable light Deep Blue Footbed that's anatomically shaped to keep you comfy on active days or chilled days in the city. | 1027471 Birkenstock Reykjavik Women's, Black