Kids Bike Helmet,Boys Girls Helmet Multi-Sport Helmet for Skateboard Roller Inline Skating Bicycle Scooter 3 Sizes Matte Purple Medium: 54-57 cm / 21.3"-22.4"

【COMPLIANCE】Complies with U.S. Consumer Product Safety Commission Safety Standard for Bicycle Helmets for Persons Age 3 and Older.Built-in sturdy impact-resistant ABS outer shell ,high density EPS inner shell provides shock-absorbing.
【Ergonomic interior padding】3 sizes available,2 sets of removable,washable,velvet liners with different thickness and length(5 mm and 8 mm) to ensure your children achieve a perfect and safe fit
【Ventilation And Fully Adjustable】11 vents for increased airflow,adjustable Fit-One-hand Fit adjustment offers 360˚ adjustability,heavy-duty nylon strap with triangle regulators,length-adjustable chin straps,side release buckles dual adjustable ,no sewing clips snaps ,quick connect/disconnect
【Kids Helmet for Multi-Sports 】Provide Protection for Skateboarding ,Roller skating ,Inline skating ,Scooter ,Biking ,Longboard ,Rollerblading ,Hoverboard ,Street dance,Balance bike,Cycling, etc.Adjustable toddler helmet size to accompany kids' growth, It is a perfect gift for boys and girls
【30 Days No Risk To Buy】We offer 30 days return policy and 24 hours' friendly customer service.If you have any questions about our bike helmet, please let us know, we will help you until the problem is solved
Complies with U.S. Consumer Product Safety Commission Safety Standard for Bicycle Helmets for Persons Age 3 and Older.and ASTM F-1447 Skate safety standards Skate safety standards