1.Use high quality ABS+silicone, Better than others. Equipped with a rubber pad, super wearable. 2. Longer lifespan and more durable. more than 50,000+ hours. 3.Tested before selling, all the products are professionally designed, assembled and tested by our R&D depart. 4.With the dynamic and sporty design, tools to provide different amounts of water depending on the water requirements of different plants. 5.The drip speed can be set as needed. this product allows to provide the much-needed support for controlling car steering wheels safely, conveniently and effectively. 6.It can be used in different thickness of the steering wheel, More leverage and quicker turning response, fine workmanship, delicate design and superior quality. 7.Easy to install, The installation process is super quick and requires no tools.