Wallet by Herschel Supply Co, Textured leather outer, Contrast lining, Zip closure, Embossed logo, Internal card and note slots, Wipe clean, 100% Real Leather, H: 9.5cm/4 W: 11.5cm/4. 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.