1、Aluminum Alloy Material: Our seat post is made of premium aluminum alloy material, which is stable in performance. And it's lightweight, so it won't burden you with riding. 2、CNC Machined: It is accurately cut by CNC, with high compression resistant and twisting resistant , so that it is sturdy, durable and not easy to unbend. 3、Anti Skid Slot: The exterior has accurate thread that is CNC machined. It can make the bike suspension seatpost easier to lock and anti slip. 4、Fine Workmanship: The bike suspension seatpost is finely crafted to fit your bike perfectly. It is beautiful, with delicate texture and colors. 5、Easy to Install: The seatpost has a scale to adjust the height, the scale line is clear, the installation is more clear. Each seatpost has a lower mounting limit to ensure that the part below the mounting safety line is fully inserted into seatpost.