EU Size: 47.5. UK Size: 12 Comfort, style and safety combine easily in Skechers Work Relaxed Fit: Uno slip resistant trainers UK size 12. The 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 for unrivalled all-day user comfort. Exceptional slip protection on wet and oily surfaces. Finished with the unmistakeable Skechers logo.