The Skechers Street Shoe™ Uno - Stand on Air is a reinterpretation of classic comfort with cushioning. It features a smooth perforated synthetic upper, an Air Cooled Memory Foam sockliner and an air-cushioned midsole with visible Skech-Air technology. The fit is guaranteed by the wedge and the hidden 2.5 cm heel. The upper is made of smooth "durabuck" synthetic material and the rubber sole offers excellent traction, all accompanied by a comfortable Skechers Memory Foam insole. The heel height is3.8cm