part of the bottom of some shoes
a half sole inserted between the insole or welt and the outsole of a shoe to give additional height
— Merriam-Webster
an extra sole on a shoe located between the insole and the outsole
— Collins
part of the bottom of some shoes
a half sole inserted between the insole or welt and the outsole of a shoe to give additional height
— Merriam-Webster
an extra sole on a shoe located between the insole and the outsole
— Collins