-Premium magnesium alloy frame for long-term use -Anti-puncture pneumatic rubber tires for safe and smooth riding-Adjustable seat height to accompany kids to grow up-Locking device to secure the seat-Anti-slip handlebars for safe control-360° rotatable handlebar for free steering-90% pre-assembled design and tools included for quick assembly-CPSIA and ASTM compliant for safe use-Ergonomic seat ensures added comfort-The extra footrest for kids to relax feet -8 lbs lightweight for easy carryingâ-