High-quality Aluminium MaterialThe telescopic extension ladder is made of high-quality aluminum alloy. High quality plastic parts are reinforced with nylon fiber to improve bearing capacity, stability, aging resistance and service life. The oxidized aluminum material can greatly increase the service life of the folding ladder. The maximum load of the telescopic ladder is 330lb. Stable Structure & Telescopic Design Stop shaking! The ladder adopts professional structural design, which greatly improves the stability during use. The professional telescopic mechanism is very convenient to use, allowing you to adjust the height quickly and easily. Just pull it up for a while, hear a click, and confirm that the left and right locks are in the "locked" position, then you can use it safely. Space-saving Portable Design This foldable and telescopic ladder is designed with storage belt and carrying handle, which is convenient for transportation and saves space. Our retractable