Bum bag by Herschel Supply Co, Completes your look and carries your stuff, Adjustable body strap, Secure clasp fastening, Cross-hatch design, Zip closure, Branded design, Interior compartment. 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 adapts to a new generation updating their bags with a modern fit, shape and feel.