Abstract: A method of making a sports boot having an upper and a flexible material, an outsole and an insole. The insole having a heel region and forwardly projected portion having an outer edge profile which is stepped inwardly. The lower edges of the upper are folded inwardly and stitched to the inwardly stepped edge profile of the forwardly projecting portion of the insole forming a coplanar assembly of the insole and facing edges, stitching the facing edges to form a boot sub-assembly, applying the boot assembly to a last, folding and securing the lower edges of the upper to the heel region of the insole and securing the outsole to the sub-assembly to complete the formation of the boot.