Rugged?? durable?? roomy backpack made of synthetic fabric with Rain Defender water repellent</br>Roomy main compartment with zippered opening; zippered front pocket for smaller items; large enough for high school students' books and supplies</br>Front organization panel for pens and pencils; mesh water bottle pocket on the side; webbed haul-handle on top</br>Adjustable padded shoulder straps; trip