In the video, a person's hands are seen interacting with a black backpack. The hands are shown pulling on a strap and then tying a knot in it. The backpack appears to be made of a durable material and has multiple compartments. The person's hands are steady and precise as they manipulate the strap, suggesting familiarity with the backpack's features. The video provides a close-up view of the backpack, allowing viewers to see the details of the strap and the knot-tying process.