| CPC A43B 13/36 (2013.01) [A43B 3/244 (2013.01); A43B 13/02 (2013.01)] | 8 Claims |
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1. A shoe, comprising:
a bottom part, which is at least comprised of a sole of the shoe;
a plurality of first connecting parts, which are seamlessly and integrally formed with the bottom part via three-dimensional (3D) printing, and are disposed on an upper peripheral edge of the bottom part, wherein each of the plurality of first connecting parts has a first height;
a covering part, which is a sheet made of flexible material, wherein the covering part extends from a position adjacent to the upper peripheral edge of the bottom part toward an interior of the shoe to form an extension part, and the covering part also extends upward from the position adjacent to the upper peripheral edge of the bottom part to form an upper portion, wherein the extension part at least partially is disposed on an upper surface of the bottom part, and the extension part extends from the position adjacent to the upper peripheral edge of the bottom part toward the interior of the shoe for a distance of 5 mm-25 mm;
a plurality of second connecting parts, which are disposed on the covering part and at the position adjacent to the upper peripheral edge of the bottom part;
a plurality of third connecting parts, which are disposed on the covering part at a heel of the shoe, and are arranged along a junction where both ends of the covering part meet;
a flexible fastener, which is a single continuous string, connected with the first connecting parts and the second connecting parts, wherein the flexible fastener connects edges at both the ends of the covering part at the heel of the shoe in a physical manner by repeatedly passing in and out through the third connecting parts at the heel of the shoe, the flexible fastener fastens the covering part on the bottom part, and first height is 1 to 2 times a diameter of the flexible fastener; and
an insole, which is placed on the bottom part and located within an area surrounded by the covering part, wherein the insole and the sole together sandwich the extension part.
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