Materials:Lightweight and durable canvas fabric and polyester liningSynthetic leather strapsPockets:3 Main compartments: 1 fully padded 15.6" laptop compartment, another 2 compartments for 4 composition notebooks, work folders, and supplies for my work life, umbrella, bottle.3 interior slip pockets for wallet, cellphone.3 exterior front pockets for iPad, earphone, lipstick, key other items1 exterior back zipper pocket.Versatility:A work tote bag: The bag can hold your laptop, DSLR, work folders, and supplies for your work life.A diaper bag for mom: roomy enough to carry a change of clothes and some pieces diapers, kids toys and baby's bottle, snacks...A travel tote bag: The light weight large bag fits your clothes for an overnight or weekend trips.