This button down shirt is comfortable yet polished.The Ivy Ruched Button Down by Derek Lam 10 Crosby is a minimalist, sleeveless shirt in crisp white. Made from cotton poplin, this piece highlights a spread collar along with a button closure that enhances its tailored fit. It extends to a curved hem with shirttail and adds a touch of structure with extended shoulders featuring shoulder pads. Care for this versatile garment by dry cleaning.