Description Size chart: Size(CN) :35 US:5.5 UK:3.5 EU:36 CN:225 Foot Length :22.5cm/8.9 Foot wide:8.5-9cm/3.3-3.5 Size(CN) :36 US:6 UK:4 EU:36.5 CN:230 Foot Length :23cm/9.1 Foot wide:9cm/3.5 Size(CN) :37 US:6.5-7 UK:4.5 EU:37.5 CN:235 Foot Length :23.5cm/9.3 Foot wide:9-9.5cm/3.5-3.7 Size(CN) :38 US:7.5 UK:5 EU:38 CN:240 Foot Length :24cm/9.5 Foot wide:9.5-10cm/3.7-3.9 Size(CN) :39 US:8 UK:5.5 EU:38.5 CN:245 Foot Length :24.5cm/9.7 Foot wide:10cm/3.9 Size(CN) :40 US:8.5 UK:6 EU:39 CN:250 Foot Length :25cm/9.8 Foot wide:10-10.5cm/3.9-4.1 Size(CN) :41 US:9 UK:6.5 EU:39.5 CN:255 Foot Length :25.5cm/10 Foot wide:10.5cm/4.1 Size(CN) :42 US:9.5-10 UK:7 EU:40 CN:260 Foot Length :26cm/10.2 Foot wide:10.5-11cm/4.1-4.3 Size(CN) :43 US:10.5 UK:7.5 EU:40.5 CN:265 Foot Length :26.5cm/10.4 Foot wide:11-11.5cm/4.3-4.5