Note: These sizes are only an approximate guide

ADULT

Small - Chest = 35-37" - Waist = 27-29"

Medium - Chest = 38-40" - Waist = 30-32"

Large - Chest = 41-43"  - Waist = 33-35"

X Large - Chest = 44-47" - Waist = 36-39"

XX Large - Chest = 48-51" - Waist = 40-44"

XXX Large - Chest = 52-55" - Waist = 45-48"

BOYS

YSM - 6-7 years - Chest = 26-28" - Waist = 23-24"

YMD - 8-9 years - Chest = 28-30" - Waist = 25-26"

YLG - 10-11 years - Chest = 30-32" - Waist = 26-27"

YXL - 12-13 years - Chest = 32-34" - Waist = 28-29"

WOMEN

XS - 0-2 - Bust = 31-33" - Waist = 23-25"

S - 4-6 - Bust = 36-38" - Waist = 33.5 - 35.5"

M - 8-10 - Bust = 36-38 - Waist = 28-30"

L - 12-14 - Bust = 38.5-40.5" - Waist = 30.5 - 32.5"

XL - 16-18 - Bust = 41-43" - Waist = 33-35"