This is a double layer reversible knit beanie. It measures 9" total length and is very fitted but will stretch out quite a bit when worn. Can be worn with or without a pom. The pom is attached using a button so it can be easily removed for washing. The hat can be machine washed and dried. Made from 100% Acrylic yarn and a faux fur pom and leather tag attached with a Chicago screw.One sizes fits most teen/adult females.