Sizing: Crocs use US sizing worldwide on all footwear, with the US size displayed on the sole. For UK sizes and further info, take a look at the size chart. UK and EU sizes are also located in the tag What size should I buy? Crocs come in whole sizes only. With sneaker-like sophistication, the Off Court offers improved fit and comfort, a thicker midsole, and a generally slick look and feel. Add the cool, calm and casual Off Court to your regular rotation and elevate your clog game.