Material and Features: Made of premium synthetic leather and polyester cloth that are waterproof and durable. The travel laptop backpack has a variable capacity for more flexible loading. It can easily transform between daily commute and business trip modes. The slim design is perfect for cycling to the office, while the expanded backpack with a large capacity is ideal for camping and day trips Protection & Safety: The laptop backpack 16 inch has multiple independent compartments, including a laptop compartment with sponge padding to protect your device from drops and spills. There is also a hidden anti-theft compartment on the back to secure your valuables from potential theft Practical & Elegant: The TSA-approved design allows for quick passage through airport security with a 90-180 degree wide open feature. With plenty of pockets for organization, this 15.6 inch laptop backpack is both practical and stylish for professionals Comfort & Durability: The soft padded back design with thick, breathable padding provides maximum back support. Adjustable shoulder straps with sponge padding distribute shoulder force evenly and reduce stress. The chest belt ensures the shoulder straps stay securely in place while walking. The top leather handle makes it easy to carry Compatibility & Customer Service: This versatile backpack fits laptops up to 16 inches. If you are not satisfied with our product for any reason, please feedback to us, we offer 24 hours after sales service The ZINZ Laptop Backpack is your essential travel and work companion. It securely holds up to a 16-inch computer in a padded sleeve, while the expandable main compartment offers flexible packing space. Featuring organized multi-pockets and practical anti-theft elements, it’s designed for daily convenience and security. This versatile and durable rucksack is built to suit both men and women on the go.