The video shows a person holding a knife and demonstrating how to open it. The person's thumb is used to push down on the knife's blade, which is then pulled out to reveal the sharp edge. The person's other hand is holding the handle of the knife, which is black in color. The blade of the knife is silver and appears to be made of metal. The person's nails are visible, and they are short and clean. The background is a neutral color, and there is no other object or person in the frame.