Description: Enhanced Comfort: This saddle seat features a thickened backrest design, providing comfort and breathability. It is suitable for bicycles, tricycles, electric bicycles, and electric scootersBackrest Design: The saddle backrest offers a larger feeling for added comfort during your ride, it closely fits your back for enhanced comfortAdjustable Height: The height of the backrest can be adjusted to meet the needs of different groups of people. Its large knob adjustment is more reliable and secureSturdy Construction: Designed with a reinforced base for increased load bearing and enhanced base design for safe riding experienceProduct Details: Made from PU leather material with product dimensions of Backrest 23cmx20cm/9.06inchx7.87inch;Seat Cushion 32cmx27cmx10cm/12.60inchx10.63inchx3.94inch Specification: Material:?PU Leather,?PP, Iron Size Chart: Backrest: 23cmx20cm/9.06inchx7.87inch;Seat Cushion: 32cmx27cmx10cm/12.60inchx10.63inchx3.94inch Package Includes: 1 Bike Seat with Backrest Note: Please allow slightly errors 1-2cm differences due to manual measurement.