Adjustable Fabric: 100% polyester Size chart: 2-5 years = 50 cm 5-8years = 52 cm 8-16years = 54 cm *Sunscreen (spray or cream) can affect the condition of your cap. It is very important to remove the cap from the head when applying sun protection. About the brand Discover Kove urban clothing, a collection that stands out for its originality and that will appeal to cool and laid back teens.