Model Jack is approx 6ft and wears the size XL.
Approximate size guide:
Small: Waist: 26-28", Full Length: 41"
Medium: Waist: 28-30", Full Length: 42"
Large: Waist: 30-32", Full Length: 42.5"
XL: Waist: 32-34", Full Length: 43"
2XL: Waist: 34-36", Full Length: 43"
3XL: Waist: 36-38", Full Length: 43.5"