Shoe Insole

Abstract

A shoe insole includes an elastic main body including a front metatarsal, a mid foot and a rear heel sections, the front metatarsal section having an enclosed forefoot buffer zone, the first recesses being formed in the forefoot buffer zone, the rear heel section having an enclosed heel buffer zone, the second recesses being formed in the heel buffer zone; an elastic pad member combined with the mid foot section and the rear heel section at the bottom surface of the elastic main body, a mid foot section of the elastic pad member having a protruding foot arch portion, the mid foot section of the elastic pad member having the elongated arc-shaped grooves and the through holes, a rear heel section of the elastic pad member having a through hole corresponding to the heel buffer zone; and an upper layer combined with the elastic main body.

1 . A shoe insole has an elastic main body, an elastic pad member, and an upper layer, and the shoe insole being divided into a metatarsal section, a mid foot section, and a rear heel section, each section having an inner side, an outer side, and a thickness,
 wherein   the elastic main body being formed in a shape of an inner bottom surface of a shoe, including a front metatarsal section, a mid foot section and a rear heel section, the front metatarsal section having an enclosed forefoot buffer zone, a plurality of first recesses being formed in the forefoot buffer zone, the rear heel section having an enclosed heel buffer zone, a plurality of second recesses being formed in the heel buffer zone,   the elastic pad member being combined with the mid foot section and the rear heel section at the bottom surface of the elastic main body, a mid foot section of the elastic pad member having an protruding foot arch portion, a plurality of elongated arc-shaped grooves, and a plurality of through holes, the through holes being distributed along the foot arch portion, a rear heel section of the elastic pad member having a through hole corresponding to the heel buffer zone, and   the upper layer being combined with a top surface of the elastic main body,   wherein the improvement comprises:   the plastic main body and the elastic pad member being made of silicone material and the thickness of the inner side of the rear heel section being bigger thicker than the thickness of the outer side of the rear heel section.   
     
     
         2 - 6 . (canceled) 
     
     
         7 . The shoe insole according to  claim 1 , wherein the improvement further comprises the thickness of the inner side of the mid foot section being bigger thicker than the thickness of the outer side of the mid foot section. 
     
     
         8 . The shoe insole according to  claim 1 , wherein the improvement further comprises the thickness of the inner side of a region between the frontal metatarsal section and the mid foot section being bigger thicker than the thickness of the outer side of the region between the frontal metatarsal section and the mid foot section. 
     
     
         9 . The shoe insole according to  claim 1 , wherein the improvement further comprises the upper layer being made of fabric with fluff and fixed to the elastic main body through an adhesive. 
     
     
         10 . The shoe insole according to  claim 1 , wherein the improvement further comprises the thickness for the frontal metatarsal section being between 2 mm and 3 mm and the thickness of the rear heel section being between 7 mm and 8 mm.