Size Chart

SIZE AGE HEIGHT WEIGHT CHEST WAIST
0 - 3 M 0 - 3 Months 20.5 - 24" 7 - 14 lbs 15.5 - 17" 16.125 - 17.375"
3 - 6 M 3 - 6 Months 24 - 27" 14 - 18 lbs 17 - 18" 17.375 - 18.5"
6 - 9 M 6 - 9 Months 27 - 29" 18 - 22 lbs 18 - 18.5" 18.5 - 19"
9 - 12 M 9 - 12 Months 29 - 30.5" 22 - 26 lbs 18.5 - 19" 19 - 19.5"
12 - 18 M 12 - 18 Months 30.5 - 32" 26 - 28 lbs 19 - 19.75" 19.5 - 20.25"
18 - 24 M 18 - 24 Months 32 - 33.5" 28 - 30 lbs 19.75 - 20" 20.25 - 20.5"
2T 2 Years 33.5 - 35" 30 - 32 lbs 20 - 20.5" 20.5 - 21"
3T 3 Years 35 - 38" 32 - 35 lbs 20.5 - 21" 21 - 21.5"
4T 4 Years 38 - 41" 35 - 39 lbs 21 - 22" 21.5 - 22"
5T 5 Years 41 - 44" 39 - 45 lbs 22 - 23" 22 - 22.5"
XS (4) 3 - 4 38 - 41" 35 - 39 lbs 21 - 22" 21.5 - 22"
S (5) 4 - 5 41 - 44" 39 - 45 lbs 22 - 23" 22 - 22.5"
S (6) 5 - 6  44 - 46.5" 45 - 50 lbs 23 - 24" 22.5 - 23"
M (7) 6 - 7 46.5 - 50.5" 50 - 57 lbs 24 - 26" 23 - 23.5"
M (8) 7 - 8 50.5 - 52.5" 57 - 65 lbs 26 - 27" 23.5 - 24.25"
L (10) 8 - 9 52.5 - 55" 65 - 75 lbs 27 - 28.5" 24.25 - 25"
L (12) 9 - 10 55 - 58" 75 - 86 lbs 28.5 - 30" 25 - 26"
XL (14) 10 - 11 58 - 61" 86 - 100 lbs 30 - 31.5" 26 - 28"