Flannel shirts are an easy wear for every man. A heavier weight fabric for cooler temps, however, these flannels are not super heavy. From solid looks to patterns with multi colors, you can find a look for your wardrobe and lifestyle. Nervous? Get one and see how you like it. You can wear as a shirt all buttoned up or layered over a t-shirt or waffle knit. Flannels are great pieces that can be worn as great smart casual pieces.