Moss & Spy Kelly Jacket BlackMoss & Spy Kelly Jacket in BLACK The Kelly Jacket is a perfect pairing for when you need an extra layer but still want to showcase your evening outfit. Made from pure silk organza, the tailored long jacket finishing at mid calf features a wrap design to cinch the waist and bracelet length balloon sleeves. The elegant silhouette has french seams for a crisp finish. The Kelly Jacket is a sophisticated sheer layering piece for your formal events.