EASY TO INSTALL: No tools required. Our telescopic shower curtain rod adjusts to your desired length and can be fixed without drilling and no glue, no damage to the wall. SOLID AND STABLE: The material of our stretch bar is compound steel, not easy to rust and deform. The rod is 9mm thick, 32mm in diameter and has a high-strength built-in spring; it is strong and durable, with a maximum load capacity of 20 kg. FLEXIBLE DIMENSION: Composed of a 110-160cm long rod with a high-strength built-in spring and a 100CM rod. Suitable for walls with a spacing of 2.11 to 2.54 meters wide. The shorter the length of the rod with stretched spring, the stronger the bearing capacity. MULTIPURPOSE: Suitable for any wall whether smooth or rough, for example, ceramic wall, glass wall, white painted wall, wooden wall, marble wall, cement wall. Can be used to hang curtains, shower curtains, clothes, towels, etc. If you have any questions during installation and use, please contact me first and I will my best to help you solve the problem.