Baby head protection capProduct category: anti falling cap Specification: head circumference 47 55cm Function: when the baby's head is collided, it can play the role of shock absorption and buffer to avoid or reduce the damage to the baby's head. Main features: (1) The inner tank is black environmental protection, breathable and sweat absorbing mesh sponge, which has the advantages of shock absorption, impact resistance, ventilation, softness, etc. (2) The appearance uses