Key features and uses: Accessibility: It helps individuals who have limited mobility, reach issues, or difficulty with fine motor skills to easily fasten their seat belts. Ease of Use: The hook end grasps the seat belt while the handle provides a grip for pulling it forward. Versatility: Can be used by both the driver and passengers. Storage: Many designs allow for easy storage in a door pocket or between seats. Safety: Some versions include a webbing loop on the handle to prevent dropping the hook. Materials: Typically made from durable plastic or a combination of plastic and metal.