In the never ending process of reducing weight and maximising comfort, I decided to make myself a pair of wind pants. In the past I've used my Mont goretex pants (heavy but bombproof) or cheap nylon rain pants (lighter, but not breathable).
Thru-hiker sell these pants as a MYOG Kit. You can choose between M90 and M50 fabric (lighter but a little more expensive). I decided to go with the M90 fabric. They are described as "Easy to construct design suitable for first forays into apparel projects" and I would say construction is fairly straight-forward but the online instructions are a little lacking in detail.
It took a good couple of hours to make these pants, but the result is great: