Material: 300D Polyester Approx Dimensions: 11" L x 17.3" H x 5.1" W / 28cm x 44cm x 13cm¡ª(please allow slight deviation for measurement data) Compartments: 1* main large zeipper pocket,2* side mesh pocket. Features: Simple design;fashionable and personalized pattern,Durable lightweight;eco-friendly;stain resistant;Mesh back and padded justable shoulder straps Applications: Suitable for school,ourdoor,casual,travel and sports.