Most babies join the ride around 9 to 12 months. Your little rider must hold...

https://www.beacon-bookmarks.win/start-riding-when-your-baby-has-strong-neck-control-and-sits-independently

Most babies join the ride around 9 to 12 months. Your little rider must hold their head up steadily while wearing a helmet before you hit the road. Choose a front seat for close interaction if your bike allows it