1. Adjustable and secure fit: The helmet features an adjustable strap and a dial system to ensure a firm and secure fit for children of different ages. The pads are equipped with elastic straps for easy adjustment, ensuring a comfortable fit that stays in place during play. 2. Wide application: This children's helmet and pads set provides safety and protection for various outdoor activities. It is suitable for inline skating, cycling, roller skating, scooters, skateboarding, and other outdoor sports. 3. Breathable and comfortable: Designed with breathable materials, the children's helmet and pads set keeps your child cool and comfortable even during intense activities. The helmet's ventilation holes ensure proper airflow and prevent overheating. 4. Complete protection set: This 7piece set includes a helmet, knee pads, elbow pads, and wrist guards, offering fullbody protection for activities like cycling, skating, and scootering. Keep your little one safe from head to toe!