IMLECK Baby Boys and Girls Color Double-Sided Wear Sun Hat in 2 Color Choices 100% Cotton Hand Wash Floppy hat with wide brim featuring UPF 50+ Hat circumference sizeS:19.7 Inch(50 cm) (fit about 2-3Years); M:20.5 Inch(52 cm) (fit about 4-5 Years); L:21.3 Inch(54 cm) (fit about 6-8 Years) The hat is beautiful, amazing quality,very durable, so washing and packing/portability are easy.