HP Everyday Carrying Case (Backpack) for 16" (406.40 mm) to 16.1" (408.94 mm) Notebook - Odyssey Gray - Water Resistant, Bump Resistant, Scratch Resistant - 600D Polyester, Fabric, Expanded Polyethylene Foam (EPE), Plastic Body - Polyester Exterior Material - Shoulder Strap, Trolley Strap - 17.32" (