JanSport Navy The JanSport Big Student Pack is the classic JanSport school backpack for students of all ages who carry large loads across campus. Two large main compartments plus organizer and stash pockets make this the bag that gets all your stuff where you need it to go.Material: 600 Denier Poly Komen Pink Bags,School Backpacks,JanSport,Backpacks Collections,Everyday Backpacks,Quick Ship Gifts ,Classic,School Packs,Last Minute Gifts,Backpacks,Book Bags,School & Day Hiking Packs,Daypacks,Basic Backpacks,Backpacks & Messengers,Everyday Packs