100% Polyester.[SUPER SUN PROTECTION] Baby girl sun hat is made of polyester fabric and lined with breathable cotton fabric to ensure baby's head is breathable and comfortable. The wider brim effectively shades the sun and provides UPF 50+ sun protection to keep your baby cool and comfortable on hot summer days. Available in a variety of colors, it brings sweet and soft style to your little one, easy to wear and match with various outfits. We carefully select comfortable and skin-friendly fabrics with a seamless design to ensure comfortable wear for girls. The beautiful bow makes your little angel look even more adorable in summer. The unique six-piece dome design on the top of the head helps the hat fit securely. Size: 48 yards for 6-12 months, 50 yards for 1-2 years old babies, 52 yards for 2-5 years old babies [Face Ear Neck Shade] The sun hat is designed with a wide brim to protect your precious little one's face, ears and neck from the harsh sunlight, allowing more playtime and less worry about harsh UV rays. Perfect floral sun hat for all kinds of outdoor activities. Adorable kids can enjoy playing on the beach, fishing, picnics, traveling, boating, camping and more in the summer.