[High Quality Steel] - The child safety bicycle baby handle is made of high quality steel, which is strong and durable, and can be used for a long time. Exquisite workmanship, not easy to fade and damage. You can use and buy it with confidence. [Universal Size] - Bike rear seat handle length is about 18cm, folded length is about 12 cm and the height is about 18 cm. It is suitable for seat tubes with a diameter of 25.4 to 31.8 mm. It can be used in most standard bicycle frames and can support a maximum weight of 20 kg. [Non-slip handle] - The bicycle rear seat safety bicycle rear seat armrest is designed with non-slip details and has a special texture. Strong grip to prevent slipping and ensure safety. It is very child-friendly and will bring you and your children the best riding experience. [Convenient to use] - The child safety bicycle rear seat armrest is easy to install and remove, without disassembling the seat. The four-hole clamp screw fixes the iron plate to firmly fix the bicycle armrest on the frame. It can be used in standard bike racks and is common to most bikes. The black exquisite appearance can make your bicycle more beautiful. [Wide Application] - The screw can effectively adjust the size of the gauge, and is suitable for the installation of various bicycles, such as hybrid bicycles, bicycles. station wagons, regular bikes, mountain bikes, electric vehicles, road bikes, etc.