From Bobbins & Buttons:
A relaxed fit coatigan style with a deep wide 3/4 sleeve or a slim long sleeve. The style has a raised back neck and option of three pockets.
Suitable fabrics:
Stable knits such as ponte roma, jacquard knits, sweatshirt fabric and soft handle fabrics like boucle. The style does not rely on stretch for fit only for comfort. For fabrics with a reasonable amount of stretch you may need to down size.