Product category: knitted capApplicable gender: UnisexApplicable age: ChildrenMaterial: CottonSuitable for season: winter， spring， autumnSize: 1 The following 12 months;��Width 18.5 CM *High 16.5 CM ， it is suggested that suitable for head circumference 40-44 CM); 2 12 months to 14 months;��Width 19.5 CM *High 17.5 CM ， it is suggested that suitable for head circumference 44-48 CM); 3 Age 2 to 4 years;��Width 20.5 CM *High 18.5 CM ， it is suggested that suitable for head circumference 48-52CM); 4 Age4 to 6 years;��Width 21.5 CM *High 19.5 CM ， it is suggested that suitable for head circumference 52-54 CM).