first surface 104 and the wearer 39 s foot as shown the first surface 104 can be contoured e g three dimensionally contoured to conform to the anatomical contours of the wearer 39 s foot for instance the first surface 104 can contour superiorly at the periphery or lip 116 to substantially cup the wearer 39 s foot the second surface 110 can at least partially define an exterior surface 119 e g an outsole surface of the footwear 115 specifically the exterior surface 119 can contact the ground e g pavement grass dirt etc during running walking or other movement the second surface 110 can also include treads projections spikes cleats or other features that increase traction on the ground referring now to fig2 a and 2b the sole assembly 100 is illustrated in exploded perspective views as shown the sole assembly 100 can include a plurality of portions 102 108 there can be any number of portions 102 108 but in the illustrated embodiments there is a first portion 102 and a second portion 108 the first portion 102 and the second portion 108 can each be monolithic uni body construction can be formed in any suitable manner e g molding and can be formed out of any suitable material the first and second portion 102 108 can both extend in the lateral directions x y between the anterior posterior medial and lateral regions 101 103 105 107 fig1 a and 1b also the first and second portions 102 108 can be layered over each other in the inferior superior direction z as shown in fig2 a and 2b the first portion 102 can include the first.