A Super-Slim Design, Trendy Looks And Durable Construction - This Stylish 19 L Backpack From Zipline Has Got Everything That Will Complement Your Youthful Personality. With Its Spacious Interiors, This Unisex Backpack Is A Great Option For Short Road Trips, College And Work. Ergonomic Design Crafted From Polyester, This Medium Backpack Is Sturdy Enough To Withstand Regular Wear And Tear Gracefully.