Description Our product is a nice, safe, stable bike backrest. It is needed when you find the back seat of your electric bike is dangerous to carry a young child. For your child's safty's sake, this backrest is exactly what you are looking for. It easy to adjust to any bike rack. It caan be used on standard back seat and univeral for most of bike. Features -Color: Black-Material: MetalandLeather-Size: 21.00X20.00X17.00cm/8.25X7.86X6.68in-The product is small and easy to carry.-Easy to use and install.-Strong and durable, making cycling safer.-Keep your back and comfortable.-Light weight, no extra burden for electric bicycles.Packing list: 1 x Bike Backrest Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.