- SUITABLE SIZE: Our toddler helmets are designed for children ages 2 and up. Three sizes are available: Extra Small (18.9 - 19.7 inches), Small (20.08 - 21.26 inches), and Medium (21.65 - 22.83 inches). Measure the circumference slightly above the eyebrows for the best fit. - SAFETY PROTECTION: Constructed with a durable ABS outer shell and EPS foam inner, this bike helmet effectively absorbs external pressure during activities like biking, rollerblading, or skating, reducing the risk of injury. Enjoy peace of mind while your child plays. - ADJUSTABLE STRAPS AND LIGHTWEIGHT: Each helmet features adjustable straps and a spin dial for a customized fit. The spin dial at the back and the chin straps can be easily adjusted to accommodate your child's head circumference. A quick-release clip ensures the helmet stays securely in place without risking face scratches. - COOL, COMFORTABLE, AND BREATHABLE: Designed with 11 vents for optimal airflow, this helmet encourages ventilation and minimizes sweating during physical activity. The breathable foam lining and cushioned padding provide comfort without putting additional pressure on the head. Use Cases: 1. Perfect for biking around the neighborhood, ensuring safety during outdoor adventures. 2. Great for rollerblading at the park, providing protection while keeping cool with ventilation. 3. Ideal for skateboarding, combining safety features with a lightweight design for active play. This helmet is an essential safety accessory for any active child, delivering tailored comfort, robust protection, and an enjoyable experience while playing.