ECBC Thor Backpack for 17" Laptop, Black (K7101-10) Self-Repairing, Water-Sealing YKK Zippers Up to 17" Laptop Phone Pocket Quick Access/Ticket Pocket Zippered Water Bottle Holder Multiple Organizational Compartments Constructed with Nearly Indestructible Outdoor Tested Kodra Nylon High Density protective foam compartment fits most 17" Laptops Removable foam spacer used to accommodate smaller sized Laptops Heavy duty YKK zippers Water Repellent Material Dual 'hide away' zippered beverage/utility pockets