Key benefits - Robust head protection: The helmet combines a durable PC shell with high-density foam to deliver reliable impact protection for your child during outdoor adventures. - Adjustable and growing with your child: Easily dial in a secure and comfortable fit with a head circumference range of 48 to 55 cm, ensuring a precise fit as your child grows. - Built for comfort on the move: Ventilation holes provide airflow to keep your child cool and reduce heat buildup during activity. - Versatile and unisex design: Suitable for both boys and girls and ideal for multiple outdoor activities, including cycling, roller skating, and scooter riding. Product features - Material and construction: PC shell with high-density foam for effective impact absorption and durable protection. - Size range: Adjustable head circumference from 48 cm to 55 cm for a customizable fit. - Ventilation: Multiple ventilation holes to promote airflow and comfort during use. - Use cases: Designed for cycling, roller skating, and scooter riding, suitable for a variety of outdoor environments. Size and fit - Adjustable: Easy adjustment within 48-55 cm to match your child’s head size and provide a secure fit. Use scenarios - Family bicycle rides: Provides protection for your child while exploring parks and neighborhoods. - Roller skating sessions: Keeps the head protected during turns and speed, with airflow to stay comfortable. - Scooter trips: Safe for daily commutes or fun trips around the block, with a snug fit and breathable design.