Material: ABS(Acrylonitrile Butadiene Styrene) and Metal and Silicone Color: Black Clamp stretch from 13.5cm/ 5.3inch to 22.5cm/ 8.9inch Adjustable Height from 57cm/ 22.4inch, 88cm/ 34.6inch to 137cm/ 53.9inch The overall height 137cm after fully assembly.
