Studies show that the development of the nervous system and brain of children under the age of 5 is still incomplete and relatively fragile. When the head is hit, the brain tissue very easily collides with the skull and causes brain damage. As the baby grows older, the intelligence will decrease more and more. In addition, the knee protection mesh also helps reduce knee injuries, ensuring the safety of your baby to practice his first steps. Therefore, it is extremely necessary to equip the HEAD AND KNEE PROTECTION DUO. In the West, this duo has long been a must-have item for every baby.