Backpack by Herschel Supply Co, Fabric outer, Striped lining, Single grab handle, Adjustable padded straps, Zip top closure, External pocket, H 18cm/7 W 12cm/5 D 5cm/2. Herschel Supply Co produces quality built backpacks inspired by vintage mountaineering equipment, American heritage and world travel. With a passion for individuality and personal style, Herschel Supply Co have adapted their original designs to fit a new generation, bringing forth a collection of shoppers, holdalls and bumbags with a modern fit, shape and feel.