Shoe with ergonomic foot pad

A shoe comprising:

• an outsole having a lower tread face, an upper face, and a peripheral flange profecting upward from said upper face and confining a cavity above said upper face;
• an ergonomic foot pad disposed inside said cavity and cemented to said outsole;
• and
• an upper connected to said foot pad, said foot pad including a heel part which has a bottom face connected to said outsole, and an upward flange projecting upward from a periphery of said heel part and making a U-shaped turn around said heel part, said heel part further having a concave upper surface which is opposite to said bottom face, said concave upper surface extending gradually upward and outward in a direction from a mid part of said heel part to a top end of said upward flange, said upward flange having an outer surface which forms a corner with said bottom face, said concave upper surface having a curved face opposite to and extending along said corner, said heel part having, between said bottom face and said concave upper surface, a thickness which decreases gradually from said upward flange toward said mid part of said heel part, wherein said upper includes an insole plate having a toe section and a shank section, said shank section having a rear end, said heel part having a front end stitched to said rear end of said shank section, said upper further having a bottom margin stitched to said insole plate and to said upward flange of said heel part.