The Kris Pant is meant to be worn very fitted. 

Size
(UK)
Waist
(inches)
Hip 
(inches) 
Thigh 
(inches)
Inseam 
(inches) 
6 29 34 20.375 31.5
8 30 35 21 32.5
10 31 36 21.675 32.5
12 32 37 22.25 32.5
14 33 38 22.875 33

 

All measurements represent the garment measurements. Waist measurement on the Kris pant taken about 2 inch below belly button.