Specification: Upper : calf suedeLinning : cow leatherOutsole : rubberMade in Korea Suede leather from Charles F Stead & Co Ltd UK was used. Size Guide: Place order one size smaller than your sneakers size. Heel height: 3.3 cm SIZE CHART KR size(mm) US Male Size US Female Size(+1 from US male) Size 245mm~280mm(5mm) 6.5~10(0.5) 7.5~11