Attaches to chairs arms through secure hook and screws, easy to install and remove. Double cup holder groove design, convenient for water cup placement, intimate and convenient. Perfect for disabled and elderly eating, reading, writing, crafts or playing computers. Fits most standard wheelchairs or home chairs, lengthened and widening design, give the user a wide enough position. Features - Color: Black. - Material: Plastic and stainless steel. - Size: 53.00X29.50X1.50cm/20.83X11.59X0.59in - Wheelchair tray'sraised molding helps contain spills and prevents items like pens from rolling off. - Cup groove design, easy to place the cup. It is also equipped with metal fasteners that can be securely mounted on a wheelchair for greater stability and utility. - The portable and convenient knee tray creates a table anytime, anywhere. - for users to eat, write, work, hold items and carry out everyday activities for wheelchair accessories. - The wheelchair table is made of material, safe, durable, wear-resistant, , easy to install and clean. Provides strong and is easy to clean. Package list: 1 x wheelchair tray