This backpack was used for my trip to Europe. Yes, it can use a bath but has alot of life left in it. It is expandable & large capacity. It is 35L with 20x14.6x6.7inch before expansion and 45L with 20x14.6x8.7inch after expansion. Carry on backpack men women has 12 pockets and the laptop backpack has a padded compartment that can fit a 17.3 inch laptop. It is a personal item on most airlines and TSA approved. It helps you get through security quickly by unfolding the backpack 90°-180°. It has straps in the main compartment to secure your personal belongings. As an airline approved carry on laptop backpack can be carried overhead and under your seat. The backpack is great for women, men, weekenders or business travelers It is durable and multipurpose. The shoulder straps are adjustable, and the luggage strap attaches the laptop backpack to your luggage. It is designed for travel and is waterproof. It can protect the contents of the backpack from damage in light rain. It features a USB charging port for all your electronics. The travel backpack's multiple pockets are designed to hold books, clothes, wallets, water bottles and more, keeping your belongings organized