Up to 44

      Preemie

Preemie

Up to 44

Up to 17

44

Newborns

Newborn

44-49 

17-19.25

50

Up to 1 M

1M

50-55

19.5-21.75

56

1-3 months

1-3M

56-61

22-24

62

3-6 months

3-6M

62-67

24.25-26.5

68

6-9 months

6-9M

68-73

26.75-28.75

74

9-12 months

9-12M

74-79

29-31

80

12-18 months

12-18M

80-85

31.25-33.5

86

18-24 months

24M | 2T/2

86-91

33.5-35.5

92

2 years / 24-36 months

36 M

92-97

36-38

98

3 years

3T/3

98-103

38.5-40.75

104

4 years

4T/4

104-109

41-43

110

5 years

5T

110-115

43.25-45.3

116

6 years

6

116-121

45.5-47.5

122

7 years

6X

122-127

48-50

128

8 years

7X

128-133

50.5-52.5

134

9 years

7

134-139

52.75-54.75

140

10 years

8

140-145

55-57

146

11 years

10

146-151

57.5-59.5

152

12 years

12

152-157

59.75-61.75

158

13 years

14

158-165

62-65

164

14 years

16

164-169

64.5-66.5

170

15 years

18

170-175

67-69

176

16 years

20

176

69-71