Laptop Backpack, Expandable 18L 25L Smart Business Rucksack with USB Charging Port Water Resistant Anti theft Lightweight 15.6 Inch Computer Bag for Men Women Office Commute College Travel Black

Expandable Backpack: The HEROIC KNIGHT men's laptop backpack measures 44 × 30 × 12 cm (17.32 × 11.81 × 4.72 inches) with a capacity of 16 litres. This 15.6-inch laptop backpack is expandable, meaning if you require additional space, simply unzip the compartment and the men's backpack expands by 19 cm (7.48 inches) in width, increasing its capacity to 25 litres. Weighing just 800 grams, this waterproof backpack is a lightweight yet spacious option. Versatile storage: This business backpack features a spacious main compartment with a padded sleeve for a 15.6-inch laptop. A front pocket includes a key clip and multiple small pockets for storing small items. A front pocket with a waterproof zip protects contents from rain. A small card pocket on the shoulder strap holds travel cards and other cards. High-Quality, Durable Materials: The outer layer of this daytime backpack is crafted from water-resistant and scratch-resistant Oxford fabric, ensuring robustness and longevity. Both compartments feature metal double zippers for smooth, effortless opening and closing. The PU handle is smooth and resistant to damage. The travel backpack's shoulder straps are reinforced with durable stitching, preventing fraying. Laptop backpack with USB port: This expandable rucksack features an integrated external USB charging port and an internal charging cable. This lightweight men's backpack allows you to charge your phone effortlessly without opening the main compartment. The luggage strap on the back of the 15.6-inch laptop backpack secures it to a trolley during business trips or holidays. Ergonomic design: The back panel of this casual daypack is constructed from EVA laminate. Its ergonomic back system evenly distributes the backpack's centre of gravity. Wide, breathable mesh shoulder straps with thick foam padding reduce shoulder strain. This compact backpack suits men, women and teenagers, serving as a work bag, school bag, travel backpack, everyday carry, cycling bag, hiking rucksack or camping pack.