Please see the chart below for a visual and measurement guide:
•Small (S): Chest 34", Waist 27"
•Medium (M): Chest 36.5", Waist 32"
•Large (L): Chest 38.5", Waist 34"
•Extra Large (XL): Chest 43", Waist 39"
Additionally, here are the garment measurements in inches (shoulder seam to hem for length, armhole to armhole for width):
•Small (S): Length 28", Width 18"
•Medium (M): Length 29", Width 20"
•Large (L): Length 30", Width 22"
•Extra Large (XL): Length 31", Width 24"
You can view the visual reference in the attached size guide image for a clearer understanding.