Pop Quiz Backpack - 25L Herschel Supply Co. Ready for anything. Made with 100% recycled EcoSystem™ fabrics, this backpack has multiple pockets — inside and out — to keep everything organized on journeys to school or work. EcoSystem™ 600D Fabric made from 100% recycled post-consumer water bottles Lining made from 100% recycled post-consumer water bottles Goldtone, silvertone or tonal hardware Zip-around closure Three exterior zip pockets and two side slide pockets One interior tech pocket (fits a 15'' laptop) Two adjustable shoulder straps Top handle 18''H x 12''W x 6''D (approximate) 25L capacity Imported Classic dark brown backpack with front pocket. Features Herschel logo patch. Ideal for daily use.