Luckily for us, this hair accessory (which also popped up on the runways of Tory Burch and Marchesa this season) is the cheapest option for dressing up a holiday hairstyle — like, less than $3 at Jo-Ann Fabrics, cheap. Check out how Middleton styles hers, plus some of our recommendations if you also want to channel your inner Samantha Parkington , ahead.