Hush Puppies Girls School Shoes Size UK 6 EU 39 Black Leather Clara Senior NEW. Not sure of the US size. Please do the conversion or ask me any questions. If school shoes need to work and look the part, try the stylish, yet dressy and comfortable Hush Puppies Clara. These black strapped ballerinas, in Mary Jane style, feature a micro-fresh insole, padded collar and hook & loop closure and an upper made of high quality leather.