Micro Maxi Kick Scooter with T-bar Please tighten handlebar clamp using supplied hex wrench before riding Every part on the Maxi is replaceable-- this allows it to last, virtually forever The Maxi's wheels are made of the highest quality PU which creates an incredibly smooth glide, perfect for Urban/Suburban pavements The Maxi is the highest quality, best performing scooter for kids ages 5-12 Before riding - please tighten handlebar clamp to desired resistance using supplied tool