DescriptionThis backpack is made from high density and water resistant oxford fabric, ensures a secure and long-lasting usage. Its breathable and anti sweat shoulder straps will relax your shoulders and offer light weight carrying. With USB interface, it allows you to make your mobile phone charging data cable connected to fast charge. It is perfect for business traveling, weekend getaways, school, shopping and other outdoor activities in daily life.Features- Color: Black. - Material: Oxford fabirc. - Size: x 31 x 16 cm (LxWxH). - Concise but not simple, high-grade Oxford fabirc material, extraordinary quality, lightweight, abrasion resistant, tear resistant. - Shoulder strap adjustment Buckle: Adjustable shoulder buckle design, easy to asjust the length of the shoulder strap. - With USB port and headphone port: Connect your power bank with the USB port inside and connect your phone with the USB port outside, offering a convenient charging of your electronic device anywhere. - Multi-function and large capacity design. Equipped with different storage bags, the items will be more organized and will have more reasonable storage spaces. - Ergonomic S-shaped design of shoulder strap and scientific reasonable weight-bearing design. Good breathability and elasticity of the back. - Men fashion casual backpack, can be used as travel or business laptop backpack, shoulder bag or handbag.