EU Size: 39. UK Size: 6 Stay comfortable, even when spending long hours on your feet, with these size 39, navy bistro clogs from Crocs. Featuring shock-absorbent soles, the clogs are able to spread weight evenly - reducing pressure on the feet, joints and back to take some of the pain out of on-the-go jobs. The Croslite material reduces odours, fungal and bacterial build up and can be wiped-clean after use. To top it off, the Crocs clogs' roomy fit helps to eliminate rubbing and give feet plenty of breathing space - ideal for wear during long periods of service, where comfort is key.