REI Co-op Men's Adventures Hiking pants.    They say 34 X 32 but measure a 31 inch inseam.  Green lightweight Nylon. See photos for measurements.  

Info from the REI Website:

Features Lightweight nylon dries quickly; peached fabric has a soft, smooth feel UPF 50+ sun protection rating Plenty of pockets for storage, including a secure zip pocket on the side seam and a zip right pocket on the back Right-hand pocket includes an interior coin pocket Inseam gusset allows unrestricted range of motion Backs of the leg cuffs are reinforced with webbing to increase abrasion resistance Relaxed fit