BẢNG SZ Ạ 21: 13-13,5cm22: 13,5-14cm23: 14-14,5cm24: 14,5-15cm25: 15-15,5cm26: 15,5-16cm27: 16-16,5cm28: 16,5-17cm29: 17-17,5cm30: 17,5-18cm