To protect the little ones' heads from the increasingly stronger rays of the sun. With a strap to tie a knot so it doesn't fall off, to fully protect the delicate heads of the little ones in the house. It is an essential accessory from the first rays of spring and throughout the summer. Remember that prolonged exposure to ultraviolet radiation causes sunburn and skin damage in the short and long term. This sun protection hat only protects the covered area; Other parts of the body that are exposed to natural UV radiation should be protected separately either with sunscreen or other clothing. * Material: 100% Polyester.