I'm a geologist and I spent the summer working in Alaska, most of the times I wore this, it was early morning, or all day every day during fog days. One day our boss decided we were going on a field trip to see a serpentenized ophiolite complex with listwaynites, and then were going to spend a half day in the field. No rain in the forecast, clear skies, hot even. I decided to leave my gortex coat at camp, and take the rain slicker, light puffy jacket, puffy vest, and this sweater and the matchinSee full review