Mozone Large Lightweight Water Resistant College School Laptop Backpack Travel Bag (Grey) High quality material,lightweight,durable and nice. Large, multi-compartment design,fully-padded CUSHION ZONE computer sleeve fits most 17" laptops (15.5 x 10 x 1.75 in.) Tuck-away rain coverThe bag itself is pretty water resistant.With the rain cover on, it's 100% waterproof,your stuff will always stay dry.Also it'll help keep the bag clean when checked during air travel The straps are extra padded for superior comfort and very breathable material.Easy to carry a big load of college textbooks,laptop,clothes even lunches,etc Ultra-durable, Ultra-awesome backpack.Perfect for day-to-day use,college,occasional travel,camera compartment and more,and great gift for everyone