Always pair the bike with a properly fitted helmet . Look for built-in safety features like chain guards (to protect fingers/clothes) and reflectors .
A heavy steel bike can weigh half as much as the child, making it hard to control. Aim for a lightweight aluminum frame if your budget allows. how to buy a bike for a child
Your child should be able to stand over the top bar with both feet flat on the ground. There should be 1–3 inches of clearance between their crotch and the frame. Always pair the bike with a properly fitted helmet
Age is just a ballpark; height and inseam are your true north. Aim for a lightweight aluminum frame if your budget allows
If you'd like, I can help you if you tell me: Your child's height or inseam Their experience level (first-timer or ready for gears?) Your budget () How to choose the right size bike for a child | Cycling UK