LARGE CAPACITY - This men's laptop bag features 2 external pockets and 2 pen slots, plus multiple internal compartments in the large front pocket with adhesive velcro under the flap, storage for pen holders, documents, binders, power cords, mouse, 2 main zippered compartments and a foam-padded compartment that fits most 17.3-inch laptops, a rear invisible zippered pocket for your valuables. STURDY AND WATERPROOF - Made of high-quality water-repellent PU leather fabric to provide maximum strength, durability, and longevity. Excellent for keeping items inside dry from splashes, even on rainy days. DIMENSIONS - The size of this spacious briefcase is 17.3\"(L)x13.3\"(H)x5.9\"(W); it is spacious for laptops, books, clothes. Padded laptop compartment: 43(L)x26.5(H)x6(W)cm (fits 17.3-inch laptop). And Weight: 2.5LB/1.1kg, Adjustable strap: 32.28\"-54.1\"/82-138cm. You can carry it as a shoulder bag, crossbody bag with an adjustable shoulder strap. FREE YOUR HANDS - A luggage strap can securely attach the briefcase to the rolling suitcase. Its humanized design allows it to be used at school, work, vacation, outdoor activities, casual travel, etc.