Components tailored for kids: ● Bottom Bracket: Maintenance-free and low rolling resistance sealed bearing for a long-lasting smooth ride. ● Pedals: Wider with more dots to enhance grip. ● Brake lever: Shorter travel distance lever makes it easier for younger riders to grab and squeeze. ● KICKSTAND: Royalbaby Kickstand only apply to 18 in and 20 in Royalbaby bike. Brakes: Reliable front caliper brake and rear coaster brake. ● Water bottle: The premise of enjoying outdoor time is to stay hydrated with our FDA-certified water bottle. ● Saddle: The handle on the saddle makes coaching and carrying easier for parents. Height adjustable: Both the height of handlebar & saddle can be adjusted to better match the little rider, bringing a more comfortable cycling for kids! For tips and tricks on RoyalBaby bike assembly and maintenance, visit our Youtube channel by search RoyalBaby. For more RoyalBaby Content, visit our Instagram by search Royalbabyglobal.