Excellent sun protection: our children's sun hat uses UPF 50+ protective fabric, which can block 98% of harmful UV rays, and the appropriate brim width can protect the child's face, neck and ears well from strong sunlight and provide children with sun protection all day in spring and summer. High-quality materials: these baby sun hats are made of high-quality cotton, the fabric is soft and lightweight, moisture wicking and heat resistant. The inner lining is made of full mesh which is comfortable and breathable, helps dissipate heat and give the child a cooler feel. Polyester+Cotton Machine Wash Fastening: Drawstring,Fold,Foldable,Spring Bucket Adjustable and foldable: thanks to the adjustable drawstring on the chin, the bucket hat adapts better to the child's head and neck and ensures that the child can wear it firmly even in windy conditions. Our summer hats for kids are soft and lightweight, you can easily fold them up and put them in a backpack or bag. Different sizes: Our children's sun hats are available in five sizes, head circumference: 46 cm, suitable for 3-6 months, head circumference: 48 cm, suitable for 6-12 months, head circumference: 50 cm, suitable for 12-24 months, head circumference: 52 cm, suitable for 2-4 years, head circumference: 54 cm, suitable for 4-6 years. Gift choice: the classic and trendy colour combined with the cute dinosaur pattern makes this toddler hat more attractive. Perfect for boys and girls as Christmas gifts, birthday gifts, souvenirs. With this hat, your child can play freely in the garden, on the beach, in the park or in the amusement park.