This is the boy's (aged 3 to 13) suit and tuxedo regular size chart.
General Size
US Size
Age
Height (in.)
Chest (in.)
Waist (in.)
Hips (in.)
XS
4
3 - 4
39 - 41 ½
23
21
23
5
4 - 5
42 - 44 ½
24
21 ½
24
S
6
5 - 6
45 - 47 ½
25
22 ½
25
7
6 - 7
48 - 49 ½
26
23 ½
26
M
8
7 - 8
50 - 52
26 ½
24 ½
27 ½
L
10
8 - 9
52 ½ - 55 ½
27
25 ½
28 ½
12
9 - 10
56 - 58
28
26 ½
30
XL
14
10 - 11
58 ½ - 60 ½
29 ½
27 ½
31 ½
16
11 - 12
61 - 64
31
29
33
XXL
18
12 - 13
64 ½ - 66 ½
32 ½
30
34
WHAT'S YOUR HEAD SIZE?
Everyone knows their shoe size. Hats? Not so much. But with a few quick measurements, you will know your hat size which, unlike your waist size, will stay the same for the rest of your life.