Herschel Supply Co. Heritage Backpack in Black. Herschel Supply Co. Heritage Backpack in Black. EcoSystem ™ 600D Fabric exterior with tonal stripe EcoSystem ™ lining. Imported. Top zipper closure. One main compartment. Interior floating sleeve fits a 15/16 laptop. Expandable water bottle pockets. Front zippered pocket. Measures approx 12.25 W x 18 H x 6.5 D. HERS-MY7. 11383. Herschel supplies backpacks and bags that are modern in shape with loads of crafted detail. Inspired by the old-school American mountaineering heritage and world travel, their collection is a new twist on all your vintage favorites.