Froddo is an ethical footwear company based in Croatia, committed to producing quality footwear in an environmentally friendly way and without using harmful substances. These waterproof boots are sure to be a big hit with kids who love Chelsea boots. With reinforced toe, a removable microfibre insole for longevity,  Universal fit. We recommend adding 1.2cm to get the right size, to allow for foot growth. Upper lining: leather Lining: textile Sole: removable antibacterial insole. EU Size                                               Insole length in mm 25 166 26 173 27 179 28 184 29 190 30 197 31 203 32 208 33 214 34 221 35 230 36 236 37 243 38 250 39 257 40 263