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SizeĀ    Chest Waist
  (in inches) (in inches)
XSMALL XS 31" - 42" 25" - 32"
SMALL/MEDIUM SM/MD 35" - 45" 27"-40"
MEDIUM/LARGE MD/LG 38" - 48" 32" - 46"
XLARGE XL 42" - 52" 36" - 50"