This soft, lightweight helmet is made of compression-molded foam with a stylish head hugging design for a uniquely comfortable fit for those with developmental issues or prone to seizures. The helmet is molded into small raised foam sections, much like small pillows. The Soft Top Comfy Cap has a light fit with superior air flow to retain limited body heat as opposed to other closed cell foam helmets that are much denser and retain a good amount body heat. It is available in three sizes based on head circumference at eyebrow level.