- Youpin Source specializes in the production of high quality men's business and casual leather shoes and boots. Our shoes are handmade.Genuine leather upper, comfortable and breathable leather lining, wear-resistant non-slip rubber sole, brushing technique and stylish stitch stitching design. Size Chart 4 UK -----37 EU--foot length: 235mm. 5 UK -----38 EU--foot length: 240mm. 5.5 UK ---39 EU--foot length: 245mm. 6.5 UK ---40 EU--foot length: 250mm. 7 UK -----41 EU--foot length: 260mm. 8 UK -----42 EU--foot length: 270mm. 9 UK -----43 EU--foot length: 280mm. 9.5 UK ---44 EU--foot length: 285mm. 10.5 UK --45 EU--foot length: 295mm. 11 UK ----46 EU--foot length: 300mm. Note - About size: Please select the size of the shoe according to the length of the foot. If the width of the foot is wider, it is recommended to choose a shoe with a larger size. - About color: There may be a slight color difference between the picture and the product, which is normal.