PROENZA SCHOULER Calfskin Ruched Tote Black Chocolate Plum. This stylish tote is beautifully crafted of supple black calfskin leather. The shoulder bag features thin, rolled, end to end, leather strap handles and the top opens to a black interior. Follow this item for alerts. Proenza Schouler is a registered trademark of Proenza Schouler. FASHIONPHILE is not affiliated with Proenza Schouler.