The Enlightened Equipment Visp Rain Jacket (4.93 oz/140 g, $190) is minimally-featured, made with 75k MVTR fabric, and is reasonably-priced.
Brynje Thermo Mesh Review (Wool and Synthetic Base Layers)
This Brynje Thermo Mesh Review features both Super Thermo and Wool Thermo base layers utilizing an open-weave (fishnet) construction.
Comfort and Moisture Transport in Lightweight Wool and Synthetic Base Layers
An in-depth comparison of the properties of wool and synthetic fabric for base layers yielded some surprising results.