Designed for use in busy offices and homes. The seat can move up and down, the seat back can be tilted and locked to find a suitable position, or it can float freely and maintain permanent contact with the seat back. Simple self-assembly is required. Suitable for home and office environment Name: Folding Chair Size: 50X46X100(19.7X18.1X39.4inch) Material: ABS plastic Chair leg material: nylon Backrest height: 50CM Whether to assemble: assembly Content includes: Folding chair X1 Note: The above dimensions are all manually measured, there may be an error of 1-3CM, please understand Height-adjustable seat In addition to the height-adjustable backrest, you can also raise or lower the seat to the most comfortable height. 360-degree rotation and casters allow you to move freely while working on the desk.