Thank you for viewing! #Kokimikaasan☆Thank you for all the connections! [Your Own Pillow in the Car!] The left and right sides can be adjusted from 16cm to 28cm, and you can freely adjust the angle and position to match your height, sitting height, and shoulder width. When not in use, you can flip it up and store it without obstructing your view. [Turn Car Travel Time into the Ultimate Relaxation Space] It will be a relaxing travel time. [Compatible Vehicles] Installs on the headrest stay (support post) without tools. It can be installed on vehicles with a stay width of 7.5cm to 19.5cm. Even women can easily attach and detach it. [How to Install] 1. Remove the headrest from the seat. 2. Adjust the width of the slide bar on the mounting part to the headrest stay and attach it to the stay. 3. Insert the cushion into the mounting part, attach the headrest to the seat, and you're done. * If the headrest stay's support post is thin, use a size-appropriate adjuster to adjust. *1 Please refrain from using it in the driver's seat, as it may narrow your field of vision and interfere with driving. BB-495-000-2980