Description MOST UNIVERSAL- This bike rear seat is easy to install on bicycle rear rack, universal for most bikes, such as Hybrid Bicycle, Touring Bicycle, Mountain Bike, Motorized Bicycle, Road Bike and so on. EASY TO INSTALL- A nice flat heavy duty bike rack is needed to mount under it. This bike back seat easy to adjust to any bike rack, can be used on standard back seat and universal for most of bike. HIGH MATERIAL- Thick sponge with PU Leather makes,On rainy days, you don't have to be afraid that the cushion will be flooded. Just wipe the surface with a tissue, and you can continue to use it.,The interior contains a thickened sponge pad, bike rear seat cushion very cosy to sit. Thickened and widened bike seat and backrest ensures a comfortable riding position. ATTENTION PLEASE- For your safety, please ensure you have tightened the screws and double checked them before cycling. Note: rack for the seat is not provided. AFTER-SALE SERVICE - Since customer satisfaction is our top priority, we want to make sure you are completely satisfied with the product you have purchased. If you have any issues, questions, or concerns. Please contact us Package: -1 x Bike Seat with Back Rest Note: rack for the seat is not provided.