Fabric: 100% cotton Size: 35cm of circumference Size chart: XS: 0 to 3 months S: 3 to 9 months M: 9 to 18 months L: 18 months to 3 years XL: 3 à 5 years XXL: 5 years About the brand Calikids produces accessories and outdoor clothing for children aged 0 to 8 years. From hats, beanies and mitten to thermal leggings, Calikids knows how to protect your children from the sun and the cold with fashionable items and exceptional fits.