This is an authentic MARC JACOBS Grained Calfskin Medium The Sack Bag in Ivy. This chic shoulder bag is crafted of grained calfskin leather in dark green. The bag features an incorporated shoulder strap and a magnetic top that opens to a matching leather interior with a hanging pocket and a removable zippered dark green fabric pouch. Follow this item for alerts. Marc Jacobs is a registered trademark of Marc Jacobs. FASHIONPHILE is not affiliated with Marc Jacobs.