He thickness of the baby hat should increase as the temperature decreases, but do not choose a hat with a raw edge for the baby, because it will irritate the baby's skin.
The weather is very hot in summer, so you should choose a cool hat with good ventilation. It can block the strong sunlight, make the baby's eyes and skin feel cool and comfortable, prevent heat stroke and reduce heat rash when going out; the weather is cold in winter , the baby should wear a warm and comfortable hat when going out or when the temperature at home is low, it can play a role in keeping warm, prevent the cold after being blown by the wind, and it is also very important to reduce the heat dissipation of the whole body; It is also very necessary to bring a suitable small single hat for the baby. Babies should also wear hats in summer