Frame Mounting Block connection allows for quick and easy installation and transition between bikes Adjustable seat moves forward or backward for optimal spacing between child and rider Designed to provide additional clearance for bikes with smaller frames or larger tires Arm rests and seat padding keep kids comfy Adjustable 5-point harness secures growing little riders One-click buckle design to keep things simple Lightweight design for smooth, stable, easy pedaling Adjustable footrests with security straps adapt to growing kiddos Rear storage compartment for small cargo Removable, water-resistant seat padding for easy cleaning