The video shows a person using a tool to work on a helmet. The person is seen using their hands to hold the helmet in place while using the tool to make adjustments. The helmet appears to be made of a dark material, possibly metal or hard plastic. The tool used by the person is not clearly visible, but it seems to be a small, handheld device. The person's movements are precise and deliberate, suggesting that they are experienced in working with this type of equipment. The background is not clearly visible, but it appears to be an indoor setting with artificial lighting.