Frog 47 | Best 18-inch bike for young riders

RobustEasy to HandleSkill BuildingAdapts as they grow

The Frog 47 is the perfect next step for children who are ready to upgrade from smaller bikes. This premium 18-inch kids' bike is built for 4- to 6-year-olds, combining a light aluminium frame with high-quality, child-specific components to make riding smoother, easier, and more fun.

Age Range 4-6 years

Wheel Size 18" inch

Inside Leg 43-59 cm

Weight 6.75 kg

Gears Single-speed

Ready to upgrade your child to an 18-inch pedal bike?

The Frog 47 is the perfect next step for children who are ready to upgrade from smaller bikes. This premium 18-inch kids' bike is built for 4- to 6-year-olds, combining a light aluminium frame with high-quality, child-specific components to make riding smoother, easier, and more fun. With an adjustable handlebar height and quick-release seat post, the Frog 47 adapts as your child grows, meaning you won't need to size up too soon. From cycling to school and exploring park paths to weekend family adventures, this lightweight bike helps young riders develop balance, coordination, and lifelong cycling confidence. The Frog 47 is suitable for children with an inside leg measurement of 43-59cm.

Built to grow alongside your child

The Frog 47 kids' first pedal bike is fully adjustable to keep pace with your child's growth spurts. The tool-free quick-release seat post and adjustable handlebars mean you can fine-tune the fit in seconds, ensuring comfort, control, and proper riding posture as children get taller.

Effortless pedalling with patented cranks

Specially designed patented cranks (made using 75% recycled aluminium) reduce the distance between the pedals on this 18-inch first pedal bike, making riding more efficient and less tiring for little legs. This unique design helps children pedal smoothly, improve coordination, and enjoy longer rides without fatigue.

Lightweight for easy handling

Weighing just 6.75kg, the Frog 47 is one of the lightest 18-inch kids' bikes on the market. Children can lift, push, and manoeuvre it with ease, while parents will love how simple it is to carry or load into the car. The robust aluminium frame (made using 30% recycled aluminium) is built for years of adventures without weighing riders down.

Safety-first design

The Frog 47 18-inch kids' bike comes with child-friendly brake levers sized for small hands, a responsive braking system, and a stable frame geometry that keeps riders balanced. Chunky handlebar grips give extra control, while the enclosed chainguard protects clothing and fingers.