The video shows a man wearing a blue shirt demonstrating how to adjust the straps of a backpack. He starts by pointing to the straps and then proceeds to adjust them. He shows how to tighten and loosen the straps to fit the wearer's body. The backpack is black with blue accents and has a triangular logo on the front. The man's actions are clear and deliberate, making it easy to follow along and understand how to adjust the straps of a backpack.