Patent ID: 7950167

Claim:
A sole for footwear comprising: a sole component including at least one receptacle; and an adjustable cushion insert fitted within said receptacle, said cushion insert capable of being rotated about an axis extending substantially perpendicular to a general extent of a bottom surface of said sole between at least two different orientations that provide the sole with different characteristics, whereby adjustment of said characteristics of the sole may be achieved by selectively fitting said cushion insert into said receptacle in a desired one of said orientations; wherein said receptacle includes an interface surface and said cushion insert includes an interface surface interfacing with said receptacle interface surface, wherein a general extent of said receptacle interface surface and a general extent of said cushion insert interface surface are substantially parallel to the general extent of the bottom surface of said sole, wherein at least one of said receptacle interface surface and said cushion insert interface surface has projections extending therefrom for engaging the other of said receptacle interface surface and said cushion insert interface surface, wherein variations in said projections provide the sole with the different characteristics.