M's Trekking Pants Size Chart

1-Waist
 2-Inseam 3-Leg opening
28 15 31 7
30 16 31 7.25
32 17 32 7.5
34 18 32 7.75
36 19 33 8
38 20 33 8.25
 

*All measurements are in inches and were calculated on flat garments.