Lace-up breathable low heel shoes men's shoesUpper material: microfiber Color: black, khaki Size: 39,40,41,42,43,44 Sole Material: Rubber Inside material: mesh Upper height: high Heel shape: flat heel Sole craft: viscose shoes Wearing style: front tie Function: breathable, wear resistant Tips: 1. This is NOT Standard EUR \ us Size. you need to accurately measure feet length. and then refer to the size chart to choose the correct size . 2. Insole length should be 0 1. 5cm bigger than your foot