MaterialFrame metal skeletonSeat bag material gold velvet clothHigh-elastic foam sponge for internal fillingChair leg material: metalPneumatic rod testing and certificationWheelchair non-slip PU rollerColor, purple, gray, yellow, green, blue, optionalFunction pulley type rotating/lifting/slidingFive-star nylon feetProduct SizeHeight: 80-90CM (upper and lower 10CM), seat width: 42CM, load-bearing claw width: 55CM, boom height: 42-52CM (upper and lower 10CM)(This product is manual measurement, there may be errors, please refer to the actual product)description:As we use international logistics, express delivery generally takes 15-25 days. If you have not received the product after 30 days, please contact us.Any reason for your dissatisfaction, please contact me directly through Amazon before writing a review, and the message will get back to you within 24 hours. I promise to do everything possible to solve it