A classic backpack is a type of bag that is designed to be versatile and convenient for carrying a variety of items. It is typically made of durable materials such as polyester or nylon, and may have a padded laptop compartment for protecting your computer while on the go. Many classic backpacks also feature padded and adjustable shoulder straps for comfort and support, as well as a dual side bottle holder for convenience. Some classic backpacks may also come with bottom pads to help protect the bottom of the bag from wear and tear. The bag is often made of hand-washable materials for easy maintenance.