S :
Chest - 36" Waist - 30" Length - 25"
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M :
Chest - 40" Waist - 34" Length - 25"
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L :
Chest - 44" Waist - 38" Length - 26"
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XL :
Chest - 48" Waist - 42" Length - 27"
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XXL :
Chest - 52" Waist - 46" Length - 27"
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XXXL :
Chest - 56" Waist - 52" Length - 28"
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1-2 inches error is within the permissible range.