Wear it as an oversized sweatshirt. Wear it as a sweatshirt dress. Wear it anyway you want to. The Serenity Sweatshirt is that piece you'll take with you everywhere after yoga, on the plane, to the movies. It's so soft you might even wear it to bed. Haley is 5'7 and wearing a size small. Ashley is 5'7 and wearing a xx large.