Hynes Eagle Classic Causal Student Backpack (Black) polyester polyester lining Rugged Material, crafted in premium PU coated 600D polyester, material features colorfast and sturdy, refined silver tone hardware adding stylish and durability Carrying Options, features adjustable double foamed air mesh shoulder straps, top with webbing handle for handy grab or hang Quicker Access Pockets, side with double mesh elastic pockets to keep umbrella or water bottle, front vertical zip pocket to store your last minute items Practical Main Compartment, ideal to fit daily school supplies, from textbook to binders; 1 interior mesh zip pocket for store and locate your small items; 1 elastic laptop sleeve for most 15 inches Various Occasions, lightweight and stylish to carry as a student backpack or casual daypack in the coming summer or other seasons, suitable for school, travel, outdoor or daily