Keeping to the aesthetics of our WOLFpak we re-engineered the inner functionality to now hold your meals with a cooler department and added larger cup holders! Changing the game in Meal Management Backpacks! Athletic Backpacks designed for functionality for the office, gym, school, hiking, camping or a lone wolf Express your personality with removable patches in the built in Hook & Loop space. They are made of Waterproof Oxford 900D Polyester and are built to last. Our Meal Management Backpacks are spacious and provide lots of pockets to hold the gear you need to tackle your day. (Cooler goes into the middle compartment) Check out our Size Chart for your perfect fit. 35L Meal Management WOLFpak 17in x 11.5in Overall Compartment Area 9in x 9in x 5in Front Lower Cooler Department (Built In) NEW Inside Protective Computer Pouch 10in x 10in Fits Carry On Regulations Overhead Compartment YKK® Japanese Upgraded Two Way Water Resistant Zippers 180 Degree Opening for easy packing Waterproof Surface Oxford 900D Polyester Load Test up to 35lbs