6 Pack Fitness Expedition Laptop Backpack with Insulated Meal Management System Carries complete nutrition for a long day away from home while hauling technology for the office and gear for the gym Insulated modular core system keeps 3 or 5 meals organized and cool for 8+ hours Fleece-lined technology pocket protects laptops and tablets up to 15-Inch Internal organization pockets plus exterior zippered, insulated bottle holders Rugged 840D Ballistic Nylon with reinforced stitching; 500 Model: 19 x 12 10.5-Inch; 300 Model: 16 x 11.5 x 10.5-Inch