Baby Age Months	Length Cm	Chest Cm	Weight
0 - 3	44 - 50	26	4.5 - 6Kg 10 - 14 Lbs
3 - 6	56 - 68	28	6 - 8Kg, 14 - 18Lbs
6 - 9	74	28.5	8 - 9.5Kg 18 - 21Lbs
9 - 12	80	29	9.5 - 11Kg 21 - 24Lbs
12 - 18	86	30.5	11 - 12.5Kg 24 - 27Lbs

UK Size	EU	US	Chest Cm	Length Cm	Leg Cm
18 - 24 Months	92	24M	51-53	48-50	33-35
2 - 3 Years	98	3T	53-55	50-52	35-38
3 - 4 Years	104	4	55-57	52-53	40-45
4 - 5 Years	110	5	57-59	52-53	55-60
5 - 6 Years	116	6	59-61	53-54	60-65
6 -7 Years	122	7	61-63	53-56	65-70
7 - 8 Years	128	8	63-67	56-58	70-75
8 - 9 Years	134	8	67-69	58-59	75-80
9 - 10 Years	140	10	69-73	59-61	80-85
10 - 11 Years	146	12	73-74	61-64	85-90
11 - 12 Years	152	12	75-79	64-67	90-95
12 - 13 Years	158	14	79-83	67-69	92-96