Mozone Large Water Resistant Travel Backpack Laptop Bag High quality 840D nylon material,water resistant,lightweight,durable and nice Large, multi-compartment design,fully-padded CUSHION ZONE computer sleeve fits most 16" laptops (15.5 x 10 x 1.75 in.),includes a large main compartment,it's roomy enough to store your clothing,towel,books,binders,files,folders,and even a basketball 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 rain cover is stored in a hidden compartment at the bottom of the bag Airflow Back System: Multi-panel airflow design provides extra padding for comfort and maximum back support Ultra-durable, Ultra-awesome backpack.Perfect for occasional travel,day-to-day use,work,college,,camera compartment and more,and great gift for everyone