Herschel Supply Co. Nova Mini Backpack in Rose. Herschel Supply Co. Nova Mini Backpack in Rose. Clear PVC and poly exterior and lining. Top zipper closure. Front zipper pocket. Double top handles. Adjustable webbing shoulder straps. Measures approx 8 W x 11 H x 4.75 D. Imported. HERS-WY156. 10501 03823. 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.