Herschel Supply Co. - Pop Quiz Backpack. Color Black Iris/Red Ochre/Twill. Low Stock. On sale for $83.55. MSRP $95.00.. 8 left in stock+9Brand NameHerschel Supply Co.Product NamePop Quiz BackpackColorBlack Iris/Red Ochre/TwillPrice$83.55MSRP: $95.00Rating