SIZE ADJUSTABLE FUNCTIONALITY SHOES

摘要

The present invention relates to size adjustable functional shoes, and more specifically, to size adjustable functional shoes which are capable of lessening burden of expenses according to purchase of shoes spent in a family with growth period children by enabling expansion of shoes sizes to be adjusted within a predetermined size range in accordance with foot size variations according to growths of children or youth. Size adjustable functional shoes according to the present invention comprise: a shoe main body which includes an outsole and an upper; a width adjusting member which is installed on the upper to adjust an inner width of the shoe main body according to a fastening extent; a length adjusting pad which is inserted into a front inner part of the shoe main body, and to which plural unit pads with a predetermined length are separably coupled in a multistage form to adjust an inner length of the shoe main body; and plural insoles which are installed on an inner bottom of the shoe main body, and which have different lengths and widths such that the plural insoles have lengths and widths respectively corresponding to the inner length of the shoe main body adjusted by the coupling number of the unit pads, and the inner width of the shoe main body adjusted by the width adjusting member.