Once your baby is crawling they will want to start exploring developing their own awareness and finding their own feet the no shock baby helmet protects baby from any sudden bumps or falls made using shock absorbent layered padding the helmet protects your babys fontanelle and other sensitive areas of the head with a visor to protect the nasal septum the internal lining is made of sanitized soft material to prevent bacteria thriving the size of the helmet can be adjusted around the head