MKONY Baby Baseball Beanie Cap /Sun Hat for boys,2-Pack,Black & White Set Material:cotton Adjustable band in the back for fit.The head circumference of hat is 19.5 IN.Generally suitable for ages 3-24 months It can be use for the sun protection,keeps your baby's head nice and warm, it can be worn all the year round. The hat is beautiful, amazing quality,very durable,bendable,so washing and packing/portability are easy. Our shop have many kinds of baby hats,welcome to pick and buy.If you have any questions,feel free to contact us,we will try our best to make you satisfied,wishes your shopping happily.