Supreme Diabetic Walker is an alternative to total contact casting for high risk diabetic patient. Walker"s shell/aircell and rocker sole maximizes plantar offloading, regulates shear stress and offers protection and immobilization.Small: Men"s Shoe Size: 4.5 - 6, Women"s Shoe Size: 5.5 - 7; Medium: Men"s Shoe Size: 6.5 - 10, Women"s Shoe Size: 7.5 - 11; Large: Men"s Shoe Size: 10.5 - 12, Women"s Shoe Size: 11.5 - 13;