Features: 1. Youll foster a love of mountain biking and the outdoors. Designed for children 25 . 2. Adjustable to fit flat or sloping top tubes. Note: Not suitable for e-bikes, road bikes or older bicycles with cables on the top tube. 3. Easy To Install And Remove - Quick release attachment makes the bike seat for kids super easy to fit and remove. 4. Wont Damage Your Bike - The Child Bike Seat has full rubber protection for your alloy or carbon bike. Dont risk your expensive bike with low quality alternatives. 5. Designed and made to premium quality standards for safety and comfort. Specification: Size: size Notice: 1.Due to the different monitor and light effect, the actual color may be a slightly different from the picture color. includes: Choice 1: 1x A rmrest Choice 2: 1 x Kids Bike Seat Choice 3: 1 x Kids Bike Seat 1x A rmrest"