Sizing 12"×17.7"×5.9". Made of water-repellent oxford cloth material, wear-resistant , scratch-resistant. Super durable surface is not easy to wear, thickened leather handle and practical luggage strap design and comfortable widened padded shoulder straps breathable, help to relieve pressure on the shoulders. Separate computer compartment zipper pocket, easy to carry 14 laptop, large capacity main pocket, side storage pockets, front zipper pocket, side storage pocket, can easily accommodate: iPad, mobile phone, books, clothes, water bottles, umbrellas, etc. With the external USB charging port, it offers you a more convenient way to charge your phone while walking.