Patent ID: 8484864

Claim:
A pressure-reducing device comprising a body comprising a thickness; and a body-fore end; a heel portion defined in the body for cushioning a heel of a foot and comprising a heel-right side; a heel-left side; and a heel-rear end; and an elevation portion defined in the body and comprising an elevation-right side; an elevation-left side; a rear boundary adjacent to the heel portion and positioned between the heel portion and the body-fore end of the body; and a fore boundary positioned in front of the rear boundary between the rear boundary of the elevation portion and the body-fore end of the body, wherein the thickness of the body decreases from the rear boundary to the fore boundary; wherein the body further comprises: a chamfer surrounding the heel-right side, the heel-left side and the heel-rear end of the heel portion and comprising a chamfer-inner side, wherein the body is beveled that the thickness of the body outwardly decreases from the chamfer-inner side; wherein the elevation portion further comprises a front line positioned between the rear boundary and the fore boundary; and the chamfer further forwardly extends aside the elevation-right side and the elevation-left side and beyond the front line of the elevation portion, wherein the chamfer-inner side laps over the elevation-right side, the elevation-left side and the front line of the elevation portion; and wherein the body is selected from the group consisting of an insole made with a cushioning material, an midsole made with a cushioning material, and a outsole made with a cushioning material.