Herschel Supply Co. - Pop Quiz Backpack. Color Black Tonal. On sale for $80.00. MSRP $95.00.. 1.0 out of 5 starsAdd to favorites. 0 people have favorited this+11Brand NameHerschel Supply Co.Product NamePop Quiz BackpackColorBlack TonalPrice$80.00MSRP: $95.00Rating1Rated 1 star out of 5(1)