1. STABLE OVERALL DESIGN High density thickened wood, which determines that the product can be used for a long time without breaking due to excessive force. It is also equipped with metal fasteners that can be securely mounted on a wheelchair for greater stability and utility. 2. EASY TO INSTALL There are four holes in the back of the wheelchair table that can be adjusted to the appropriate hole position depending on the width of the wheelchair. (Applicable to wheelchairs of most sizes) 3. THE BEST WHEELCHAIR TOOL Wheelchair trays in wheelchairs do not disturb the wheels when not in use and do not affect the advancement of the wheelchair. Designed to provide front body posture support, the user can sit in a wheelchair with less effort. 4. MORE CONVENIENT FOR YOUR LIFE The portable and convenient knee tray creates a table anytime, anywhere, ideal for users to eat, write, work, use a laptop, read, hold items and carry out everyday activities as wheelchair accessories.