This pattern is available in Norwegian and English, and contains written text and charts.
The vest is knitted flat, bottom up, and it is seamed in both sides and shoulders.
To make the weight on the vest light, it is knitted with a larger size on the needles than usual for this kind of yarn. That make the fabric very flexible.
The story about Vest, Aktiv
Aud B’s husband asked her to make a vest he could use when training in cold weather. Then it would have to be light-weighted. Aud B chose to use rather thick needles to this type of yarn to keep the weight down, and to make an insulating air layer. And here it is!