IGOLUMON backpack for men and women, large waterproof school backpack for teenagers, 15.6 inch laptop backpack for men, travel backpack for school, work, and business, carry-on luggage for planes.

["High Quality: This school backpack is made of high-quality polyester fabric and wear-resistant nylon lining, which is waterproof, scratch-resistant, wrinkle and tear-resistant, with strong YKK zipper, smooth and durable for better and longer use. There are two sizes to choose from, 15.6\": 13.4x8.3x17.7 inches and 17.3\": 13.8x9.1x19.3 inches. Perfect for school, work, travel, and camping.","Large Capacity: This backpack for men has 1 separate padded laptop compartment for a 15.6\" laptop. 1 large main compartment for 3-5 days' clothes. In addition, there are 3 front zip pockets and 2 side mesh pockets, so plenty of space and capacity to store all your important things.","Unique Design: The back of the backpack is equipped with an anti-theft zipper pocket, where you can store your wallet, phone, and other valuables. The breathable and wide shoulder straps relieve your shoulders and are comfortable and easy to wear for a long time. The luggage straps are designed to hold the backpack securely to your suitcase.","USB Charging Port: The laptop backpack features a USB charging port with an integrated USB charging cable (power bank not included), so you can easily connect your power bank inside and charge your phone without opening the backpack, very convenient. The backpack has a reflective stripe design on the front, making it safer for you to walk at night.","TSA-friendly Design: Our backpacks can open freely from 90°-180°, so you can quickly pass through airport security and neatly store your belongings. It can also be stored in the luggage compartment and under the seat on the plane. Perfect for work, business travel, study, leisure, and other occasions."]