1. HEAD SAFETY: Our bike helmet offers exceptional head protection with a durable polycarbonate shell that effectively absorbs shock. The removable high-density foam interior ensures a safe and comfortable fit for all users. 2. ADJUSTABLE COMFORT: Designed for optimal comfort, this helmet features an adjustable chin strap and customizable head circumference. This ensures a secure fit for all riders, enhancing safety and comfort during use. 3. BREATHABLE PERFORMANCE: Stay cool and dry with our helmet's breathable design and 12 strategically placed ventilation holes. This feature minimizes sweating, allowing you to ride longer without discomfort. 4. WIDE APPLICATIONS: Specifically designed for children aged 5 to 10 with a head circumference of 52-58 cm, this helmet is perfect for a variety of activities. Whether cycling, roller skating, or scootering, you can trust it to provide the protection your child needs. This bike helmet is an essential accessory for young riders, ensuring safety, comfort, and performance across different activities.