Comfort, style, and safety combine easily in Skechers Work Relaxed Fit: Uno SR - Sutal. This lace-up work design features a smooth perforated synthetic upper with an Air-Cooled Memory Foam insole and a visible Skech-Air air-cushioned midsole. Electrical Hazard (EH) Safe design, tested ASTM F2892-11. Features a slip-resistant traction outsole with oil resistance and Skechers Air-Cooled Memory Foam comfort insole. The Skech-Air visible air-cushioned midsole provides exceptional comfort. Relaxed Fit offers a roomy fit at the toe and forefoot. The upper is made of smooth synthetic 'durabuck' with a perforated design and lace-up front, complete with Skechers logo detail. Heel height is approximately 4 cm.