This backpack has never been used - backpack only (no containers, etc. they have been used) 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! Meal Prep Management Gym Backpacks designed for functionality for the office, gym, school, hiking, camping or the weekend athlete. Express your personality with removable patches in the built in Velcro space. They are made of Waterproof Oxford 900D Polyester and are built to last. 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) 25L Meal Management WOLFpak 15in x 11in Overall Compartment Area 8.5in x 8.5in x 5in Front Lower Cooler Department (Built In) Inside Protective Computer Pouch 11.5in x 11.5in Fits Carry On Regulations Overhead Compartment YKK® Japanese Upgraded Two Way Water Resistant Zippers 180 Degree Opening for easy packing New Waterproof Surface Polyester 1000D Oxford PVC Backing Load Test up to 35lbs Per Strap