How to Wear Flannel. When we talk about casual and comfortable clothes that are also stylish the first thing that pops into the mind is a flannel outfit. Be it a guy or a girl, almost everybody has flannel apparel in his or her wardrobe. Clothes, Hipster Outfits, Womens Fashion, Shorts, Hipster, Grunge Outfits, Jeans, Men's Fashion, Mens Fashion