【Genuine Cowhide Leather】The leather laptop briefcase is crafted of 2mm thick crazy horse leather. Its surface has a retro rough look, quite durable and sturdy lasting for decades. The feature of this kind of leather is that it grows brighter and shiny with age amazingly. That's why many people become followers of crazy horse leather bag. | 【Expandable Large Capacity】 Sliding open the expansion zipper, you can expand the bag wider up to 5 cm. Roomy to store all necessories for weekender trip. ykk zippers can bear 1000 times pull strength test, no worry about zipper broken; Heavy duty hardware and well stitching handmade by skilled artisans ensure the bag's large capacity load ability. | 【Demension & Structure】Size:16.5 x 11.8 x 5.12 inches; Weight:3.97lb; Structure: 1x front main compartment with 4 mesh inner pouches to store tablet, umbrella, bottle, clothes, magzine,flashlight, glasses case etc. 1x back main compartment contains padded laptop pouch can hold 17/15.6/14 laptops. 4x front zipper pockets contains 2x pen slots, 3 x card slots, 1x inner wallet pouch, 1x inner notebook pouch so that everything is quickly accessible. 1x hidden back zipper pocket. | 【Luggage Belt & Detachable Strap】Back luggage sleeve design allows you to put the travel duffel on a roller suitcase, you can travel easier and reduce journey fatigue. Adjustable padded shoulder strap can relieve the stress of shoulders, and you can adjust the strap's length according to your height freely. The strap is detachable, it can be removed to change the bag from crossbody bag, shoulder bag to a handbag. | 【Purchase with Confidence】 One year quality commitment since you buy the business leather messenger bag if you have any questions or concern, please contact us, we will help you to resolve any issues. The bag can be used men's laptop brief case, men's messenger bag, shoulder bag, crossbody bag, business travel duffel bag, office work bag for lawyer, teachers bag, pilot hand bag. Ideal gifts for Father’s Day, birthday, Christmas gift, Thanksgiving Day.