This baby protective hat is made of cotton material, soft and comfortable to wear, ventilating, baby's head will not get too hot, baby love more to wear this hat to walk than other modelsThis hat diameter 20cm, height 18cm, stuitable for baby kids age 5-36 months, who are learning to walk, craw and stand, it can mitigate damage to baby head when infant head collided, reduce shock, protect baby brain healthy and keep infant head away hurtKeep clean is very important to the cute babies, the baby toddler helmet is washable with water and there will not be any deforming after repeated washIt is also suitable for daily indoor or outdoor use, but not suitable for cycling. Package inclues 1 x hatIt is also perfect gift for new born baby, friends or family who have babies, great gift for Christmas, Thanksgiving day, birthday See more product detailsThis baby protective hat is made of cotton material, soft and comfortable to wear, ventilating, baby's head will not get too hot, baby love more to wear this hat to walk than other modelsThis hat diameter 20cm, height 18cm, stuitable for baby kids age 5-36 months, who are learning to walk, craw and stand, it can mitigate damage to baby head when infant head collided, reduce shock, protect baby brain healthy and keep infant head away hurtKeep clean is very important to the cute babies, the baby toddler helmet is washable with water and there will not be any deforming after repeated washIt is also suitable for daily indoor or outdoor use, but not suitable for cycling. Package inclues 1 x hatIt is also perfect gift for new born baby, friends or family who have babies, great gift for Christmas, Thanksgiving day, birthday