Kybun Men's Vals 20 Black Velcro ShoeThe unfussy Vals 20 Black, with its supple, seamless shaft, can be optimally adapted to the foot. After diabetes or an operation, or if you have swollen feet, this shoe, which is specially designed for sensitive feet, is a particularly helpful means of regaining your pleasure in exercising. The model Vals 20 Black is the successor of the model Vals Black and comes on the Strato sole.