Name: Children's Warm Knitted Hat Fabric: Outer/Wool, Inner/Short Plush, Made of High Quality Fabric Soft and High Elasticity, Moderate Thickness Head circumference: 45-50cm/18-20inch, recommended age: 2-4 years old Features: Fashionable dual ball design, three-dimensional and stylish, foldable for easy carrying, a hat is equivalent to a hat+scarf+mask, multiple wearing methods, using high-quality A-class fabric, carefully caring for the baby's health. Reminder: It is recommended to use low-temperature sailor wash, lay flat to dry, and try to use baby specific laundry detergent.