Polisport Joy FF 29''Rear child bicycle seat ideal for kids up to 22 kg Fits biycles with ou without carriers Ability to move the seat backward and forward in 3 positions, according to child and bicycle size The frame holder allows to install remove the baby seat from the bike in seconds by pushing the button Lightweight Cooling Vents Aerodinamic Airflow (cycling without the child) Attributes Baby Seat Mount Type On frame Misc Dark Grey Position Rear Primary Color Grey