Size 0 – 1M: 4 – 5Kg cao 50 – 54cmSize 1 – 3M: 4 – 5Kg cao 54 – 62cmSize 3 – 6M: 5 – 6Kg cao 62 – 69cmSize 6 – 9M: 5 – 9Kg cao 69 – 72cmSize 9 – 12M: dưới 8Kg cao 72 – 76cmSize 12 – 18M: dưới 10Kg cao 76 – 83cm