Eco-Conscious Fabric: Recycled polyester fabric. Compartments: Interior laptop sleeves. Pockets: Zippered mesh pockets. Elastic side water bottle pockets. Interior pencil slots. Straps: Padded shoulder straps. Closure: Moulded and nylon mix zippers. Volume: 31 L capacity. Branding: Embroidered front patch. Other Features: Mesh back panel.