Herschel Supply Co. Daypack Backpack in Lavender. Herschel Supply Co. Daypack Backpack in Lavender. 100% enzyme washed cotton canvas. Made in Vietnam. Zip closure. Front zipper pocket with Herschel logo patch. Adjustable shoulder straps. Measures approx 12.25 W x 17.75 H x 5 D. HERS-WY222. 10076-05739-OS. 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. Shop the latest in fashion from Herschel Supply Co.