38Insole leng≈≈≈≈24.0C 39Insole leng≈≈≈≈24.5C 40Insole leng≈≈≈≈25.0C 41Insole leng≈≈≈≈25.5C 42Insole leng≈≈≈≈26.0C 43Insole leng≈≈≈≈26.5C 44Insole leng≈≈≈≈27.0C 45Insole leng≈≈≈≈27.5C 46Insole leng≈≈≈≈28.0C ​Please choose size according to foot length. ​Please allow 0.3 to 0.6 cm difference because of manual measurement ​We will send you shoes by EUR size on table. ​When you order the shoes, ​you need to choose according to the CM size. ​The comfortable insole size is the foot length + 0.5cm. ​For example:  You  foot length is 23 cm, ​and then you need to order the insole size 23.5 cm.