The Gamechanger Backpack has all the storage you could want, including: four pockets on the outer sides, a hidden laptop sleeve (up to 15” MacBook), and a spacious interior with inner pockets for organization, including a mesh cup holder and zipper pocket. It also features an insulated meal prep compartment on the bottom that can be collapsed when not in use. With embossed luxury branding and a water-resistant material, this piece is perfect for any occasion. Fabric content: Black - Nylon exterior/Polyester lining, Bone and Cold Brew Polyester exterior/Polester lining. Dimensions: 11 ½”W X 5 ½”D X 18 ½”H Volume: 22 L Insulated Food storage compartment: 11”W X 6”D X 4”H