Craghoppers size guide (Men):

Tops and Bottoms
SIZES 2XS XS S M L XL 2XL
Chest cm 86 91 97 102 107 112 117
  inches 34 36 38 40 42 44 46
Waist cm 66 71 76-81 84-89 91-97 99-102 107-112
  inches 26 28 30-32 33-35 36-38 39-41 42-44

 

Inside Leg
  Short Regular Long X Long
inches 29 31 33 35
cm 73.5 78.75 84 89

Chest:  Measure the chest at the fullest part placing the tape under the arms.
Waist:  Measure around the waist at the height at which you would normally wear your trousers.
Inside Leg: Measure from the crotch to where your trouser leg is normally worn on the shoe.