100percent brand new and high qualityFeature: Made of steel,it is tough,high intensity and durable. Seat post is one of essential accessory for bicycle,which should good to bear your weight. Anti-oxidant design will be waterproof and rust resistance. This seatpost is specially designed for children bike. Stronger design inside will greatly improve load-bearing of seat post. It is an awesome seat post for your beloved bicycle.Specification: Material: Steel Type: Children Bike Color: Black Size: Length: 18cm(7.09in)Diameter: 25.4mm(1in) Quantity: 1 Pc(seat post only,other accessories demo in the picture are not included!) Note:1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package includes(without retail package): 1 x Seat Post