This is a belt lock designed to prevent accidental seatbelt release. I've used it for a few months, but no longer need it, so I'm selling it. There is no packaging, and only the product will be shipped. Please refer to the official website for instructions on how to use it. - Product Name: Belt Lock - Purpose: Prevent accidental seatbelt release - How to Use: Covers the seatbelt buckle release button - Installation: Insert through the seatbelt metal fitting and into the buckle - Color: Yellow - Target Users: Elderly, children, and people with disabilities Thank you for looking.