The 3-fold tie is the most common one. Although it is a basic construction, it often represents the best choice. Recommended in the warm season for instance or with the heaviest fabrics that would turn out to be too hefty with more well-structured models.
Wool flannel is obtained by teaseling wool. This creates the characteristic down on the fabric, which gives a very soft and delicate hand. After that, the fabric is printed and the resulting colors are very intense and warm. Perfect for winter and even more suitable than silk, as it matches better with the fabrics of winter garments, but also because it is warm and soft, therefore very pleasant to the touch.