Some days your hair feels gorgeous, clean and beautiful enough to star in a hair-care campaign. Other days, not so much. It’s dirty, frizzy or simply seems to have developed a new cowlick that you just can’t be bothered to deal with. Whether you’re trying to hide a bad hair day, hoping to protect your strands from wind or rain or you’re just bored and looking to try a new ’do, a headscarf can help.